Board threaded coupling 3d models
Warning. This content is not moderated and could be offensive.
m4
3dmdb logo

91 board threaded coupling 3d models found

Download or buy, then render or print from the shops or marketplaces. 3D Models below are suitable not only for printing but also for any computer graphics like CG, VFX, Animation, or even CAD. You can print these 3d models on your favorite 3d printer or render them with your preferred render engine. Please note that the 3D model database is only a Search Engine. You should visit the original websites. Most of the models can be easily imported and rendered with Autodesk 3ds Max, Maya, Blender, C4D, and Sketchup. Check for online 3d model conversions tools for your file format.
thingiverse
free
casing to protect Melzi board on REPRAPPRO Mendel printer by Fons

casing to protect Melzi board on REPRAPPRO Mendel printer by Fons

...wiring to melzi board fix with 3 couplings to threaded rods...
thingiverse
free
Solvol3D SV01 SKR v1.3 bracket replacement Motherboard

Solvol3D SV01 SKR v1.3 bracket replacement Motherboard

...'s 6mm add a couple of washers to bring the threads between 4mm and 4.5mm and do all 4 screws the same way. (see my pictures)
thingiverse
free
Perma-proto mount with threaded inserts by leeratliff

Perma-proto mount with threaded inserts by leeratliff

...had on hand, but the holes in the perma-proto board are actually slightly smaller than a #6 screw so...
thingiverse
free
Etherfields token trays by Rockmanlives

Etherfields token trays by Rockmanlives

...one that goes alongside the miniatures tray. photos here: https://boardamegeek.com/thread/2541024/3d-printed-token-organizers update: added 5th character...
thingiverse
free
Antiquity Upgraded Tiles by Sislar

Antiquity Upgraded Tiles by Sislar

...nicer than printing these but custom ones are still sweet.https://boardamegeek.com/thread/1936263/upgraded-goods-chits-coming-geek-store-now-more-pi ...
thingiverse
free
Holder for USB controller by maglub

Holder for USB controller by maglub

...holes and threaded them for m3 to mount the board to the...
thingiverse
free
LED Dimmer Case for Dimmer-Main-V7 by AB123D

LED Dimmer Case for Dimmer-Main-V7 by AB123D

...put a couple of turns of thread into the mainboard holes. you will need some m2.5 bolts or machine...
thingiverse
free
BBC microbit breakout holder by irregularshed

BBC microbit breakout holder by irregularshed

...by irregularshed thingiverse a basic holder for the breakout board for the bbc micro:bit made by kitronik. it's angled...
thingiverse
free
96Boards Consumer Edition HiKey case by Jyx

96Boards Consumer Edition HiKey case by Jyx

...ey 620. unfortunately that is positioned at other places on the pcb on other ce devices. so, that is only good for the hikey 620.
thingiverse
free
Clutch pedal (game controller) by Mape

Clutch pedal (game controller) by Mape

...4 files are included to show the stripboard design. board is installed inside the pedal. included source code for...
thingiverse
free
COVID Medical-Mask Sealer (simple) by Apanthropus

COVID Medical-Mask Sealer (simple) by Apanthropus

...could also be cut from stiff plastic or carton board ...
thingiverse
free
MPC --- 2.16 litre SFFPC by cbwn

MPC --- 2.16 litre SFFPC by cbwn

...mini pcie card and added an aliaz 80g mechanical keyboard switch as power switch plus a couple of white...
thingiverse
free
Linear 18, 10-24 Thread by fastmike75

Linear 18, 10-24 Thread by fastmike75

...but it works. it was too big of a board on the video, she was struggling. the linear should...
thingiverse
free
ESP32-Cam Adjustable Camera Macro Mount

ESP32-Cam Adjustable Camera Macro Mount

...adjustable camera macro mount thingiverse brought a cheap esp32-cam board and started to play and then it became apparent...
thingiverse
free
REAR FRAME BRACE FOR LOWER ALL THREAD POLES by Maltvat

REAR FRAME BRACE FOR LOWER ALL THREAD POLES by Maltvat

...be able to screw it down to a table/plywood board and added a couple rounds (and my signature). i...
thingiverse
free
Camera Mount for bare USB Webcam Board (v3) by DougLorenz

Camera Mount for bare USB Webcam Board (v3) by DougLorenz

...grip further. if i do, i'll still use the threaded top ball to make it compatible with any other...
thingiverse
free
SimpHux by Ahasuerus

SimpHux by Ahasuerus

...x1 y-bushing-holder x4 y-motor x1 z-motor-vertex x2 rusty parts: boardclamp x4 bushings x12 part descriptions: belt-clamp changed dimensions changing...
thingiverse
free
TS65 Split Mechanical Keyboard Case (standard, flexible, and with trackpoint) by coddingtonbear

TS65 Split Mechanical Keyboard Case (standard, flexible, and with trackpoint) by coddingtonbear

... case developed by brett wilson. thanks, @msbrett for making such a great case; it's the foundation of all of the work here.
thingiverse
free
Engraver by bngreen

Engraver by bngreen

...a4988 extension board (http://www.ebay.com/itm/a4988-drv8825-3d-printer-stepper-motor-driver-control-extension-boards-/321746391773?hash=item4ae99452dd:g:ki8aaoswbllvsjb3) [optional] 1x stm32f103c8t6 development board (http://www.ebay.com/itm/arm-cortex-m3-stm32f103c8t6-stm32-minimum-system-development-board/381374722304?hash=item58cbb47100:g:s0caaoxyni9s~0fd) 1x laser driver or current limiter 1x transistor or...
thingiverse
free
FT Gremlin  - Chad Lewis Frame - EMax Camera Mount by dmyers7

FT Gremlin - Chad Lewis Frame - EMax Camera Mount by dmyers7

...one over the lens and one over the circuit board where the ntsc / pal switch is. they come...
thingiverse
free
Filament Run Out Sensor - Lack Enclosure by Mattwall

Filament Run Out Sensor - Lack Enclosure by Mattwall

...go over the firmware settings or connections to main board here as they are very well documented elsewhere and...
thingiverse
free
Dual counter thread by morowlegacy

Dual counter thread by morowlegacy

...stepper driver 1x power supply 1x raspberry pi 3(other board will also work fine) 1x nema 17 dual rode...
thingiverse
free
Filament Pelletizer Cutter, Pellet Maker, Filament Recycle by KillaCycle

Filament Pelletizer Cutter, Pellet Maker, Filament Recycle by KillaCycle

...a a4988 polulu stepper motor driver on a ramps board (any stepper motor driver set up will do.) the...
thingiverse
free
MiSTer-Console-Case by jedimatt42

MiSTer-Console-Case by jedimatt42

...for the led and buttons instead of a mister ioboard ports are routed to the back: power, hdmi, ethernet,...
thingiverse
free
Universal Filament Spool Rollers -  using 1" PVC & printed ends for 8mm rod by kafarn

Universal Filament Spool Rollers - using 1" PVC & printed ends for 8mm rod by kafarn

...to follow - upgraded bushings that will hold skate board bearings inside 1"pvc (not really needed, as these spin...
thingiverse
free
Star tracker by martin_au

Star tracker by martin_au

...scope. electronics consists of an arduino nano (just the board - no riser pins), an illuminated switch, and a...
thingiverse
free
Neopixel Mini Cube

Neopixel Mini Cube

...on the board has been incorporated on the v3 board) the sketch is included. to program the attiny85, i...
thingiverse
free
Matchplate parts for Aluminum sand cast for Raspberry Pi Zero v 1.3 case by Anathae

Matchplate parts for Aluminum sand cast for Raspberry Pi Zero v 1.3 case by Anathae

...has been extended down to the surface of the board this is so that it can be machined flat...
thingiverse
free
A8 Easy Filament Access Gate and Supports by ABW-3D

A8 Easy Filament Access Gate and Supports by ABW-3D

...it so easy and with practice... if your anet board allows "pause printing" - it is possible to change...
thingiverse
free
Ruffwear dog light by JcDenton

Ruffwear dog light by JcDenton

...have used a thermal imager and the heatsinked driver board, and heatsinked leds remain at a safe temperature. all...
thingiverse
free
Raspberry Pi case with PIFI Digi DAC+HIFI card attached by GeoDave

Raspberry Pi case with PIFI Digi DAC+HIFI card attached by GeoDave

...on me. i recently received a pifi digi dac+hifi board to test. after easily getting it to work on...
thingiverse
free
WT-LC 80mm Fan Latching Case for Re-ARM + RAMPS 1.6 (with STEP files) by MyStoopidStuff

WT-LC 80mm Fan Latching Case for Re-ARM + RAMPS 1.6 (with STEP files) by MyStoopidStuff

...m3 are used only for the standoffs for the board on the base part. these can be installed using...
thingiverse
free
Magnetic fixtures for R/C aircraft building

Magnetic fixtures for R/C aircraft building

...the old-school way, pinning parts to a soft flat board i figured out quickly that magnetic building boards and...
thingiverse
free
Linear 31, 5/16-18 Thread by fastmike75

Linear 31, 5/16-18 Thread by fastmike75

...with in ac amps. i am using an arduino board and a 2 channel relay to control the linear....
thingiverse
free
Desk Vice: Versatile & Strong  by MechEngineerMike

Desk Vice: Versatile & Strong by MechEngineerMike

...it for free hand work, such as holding soldering board. *2. clamped to a table. (this allows clearance to...
thingiverse
free
Raspberry Pi 4 Case

Raspberry Pi 4 Case

...m2.5x20mm male-female threaded hex standoffs for screwing the pi board to bottom part. (mcmaster-carr 93655a018) https://www.mcmaster.com/catalog/126/3476 4x m2.5x12 pan...
thingiverse
free
CR6 Cable Chain Including Filament Guide and PTFE Guide by cghildreth

CR6 Cable Chain Including Filament Guide and PTFE Guide by cghildreth

...melted and shorted cable that took out my main board so i designed and printed this as soon as...
thingiverse
free
Ham Radio Dual PowerPole with USB "Juicebox" Remix by KM4MLS

Ham Radio Dual PowerPole with USB "Juicebox" Remix by KM4MLS

...a buddy of mine bought some usb buck converter board and was going to make an adapter cable and...
thingiverse
free
Tevo tarantula Z Stepper mount reinforcement. by Cerebral_Vortex

Tevo tarantula Z Stepper mount reinforcement. by Cerebral_Vortex

...by adding felt pads to the underside of the board -- these will help quieten the printer by damping...
thingiverse
free
Anet A8 Dovetail Accessory and Spoolholder Mount by svhb

Anet A8 Dovetail Accessory and Spoolholder Mount by svhb

...holder mounts between the printer frame and the lcd board (after removing original spacers). spool holder tower spacing is...
thingiverse
free
Ms. Zappy V2 - A cute, pocket-able and tacticool stun gun! by Odd_321

Ms. Zappy V2 - A cute, pocket-able and tacticool stun gun! by Odd_321

...items that rarely need to be opened. the tp4056 board has leds to indicate battery status during charging, i...
thingiverse
free
Open Source DLP-Printer "DLPrinter" by blender

Open Source DLP-Printer "DLPrinter" by blender

...parts 2.3. design of first draft of orangepi expansion board (try to keep rpi compatible) documentation 3.1. created this...
thingiverse
free
A8 Easy Filament Accessa and Supports vA2 by ABW-3D

A8 Easy Filament Accessa and Supports vA2 by ABW-3D

...ok for me! if your anet ( or other) board allows "pause printing" - it is possible to change...
thingiverse
free
Benbox laser Z PCB drill by Stoney

Benbox laser Z PCB drill by Stoney

...from the servo connector on the eleksmaker mana se board however grbl will need some hacking to produce a...
thingiverse
free
DaVinci 1.0 Pro E3Dv6 Adapter (Bolt-On) by jmillerfo

DaVinci 1.0 Pro E3Dv6 Adapter (Bolt-On) by jmillerfo

...the new mount. note: the new adapter uses the outboard screw holes rather than the middle and right hand...
thingiverse
free
Acrylic Case for ThingOMatic (TOM) by evanevery

Acrylic Case for ThingOMatic (TOM) by evanevery

...the design to allow connection of the thermal cutoff board and then added a completely new optional arm to...
thingiverse
free
SwitchDoc SkyWeather Printed Parts by Svejk

SwitchDoc SkyWeather Printed Parts by Svejk

...before assembly to identify where each plugs into the board in the project box.) screw in the threaded insert,...
thingiverse
free
MPP CNC FC  - CNC foam cutter by Kyrill

MPP CNC FC - CNC foam cutter by Kyrill

...the x and y wagon parts with ca-glue control board will be a arduino mega + ramps 1.4 4xnema...
thingiverse
free
PF68 68 key keyboard with LCD, RGB, captured hot swap sockets by GH_Leslie

PF68 68 key keyboard with LCD, RGB, captured hot swap sockets by GH_Leslie

...fine. screws the m5 holes for the foot are threaded the rest are not. you can run a tap...
thingiverse
free
Amazon Echo Flex Accessory Enclosure by jamie-jb

Amazon Echo Flex Accessory Enclosure by jamie-jb

...microcontroller of choice--as long as it's on a dev board that uses a 2x10 pin configuration (or shorter) with...
thingiverse
free
40$ SCARA Arm by tristomietitoredeituit

40$ SCARA Arm by tristomietitoredeituit

...m3 plastic screws -1x m4 50mm -2x 22mm bearing http://www.dx.com/p/ec-hbcs-7-high-carbon-steel-skateboardbearings-set-silver-8pcs-428675 -6x 8mm linear bearing http://www.dx.com/p/n-linear-ball-bearings-silver-10-pcs-468551 -1x 7mm x 20mm...
thingiverse
free
Core XY D-bot cube 3d printer by sergey2484

Core XY D-bot cube 3d printer by sergey2484

...- 1pcs https://ru.aliexpress.com/item/1pcs-3d-printer-parts-100k-ohm-ntc-3950-thermistors-with-cable-for-3d-printer-reprap-mend/32619918084.html?spm=2114.10010208.1000016.1.vi2xvv&isorigtitle=true mks mini 12864lcd controller - 1pcs https://ru.aliexpress.com/item/3d-printer-ramps-1-4-lcd12864-intelligent-controller-lcd-control-board32719763038.html?spm=2114.10010208.1000016.1.swmgg1&isorigtitle=true mechanical endstop (x,y) - 2pcs https://ru.aliexpress.com/item/1pcs-high-quality-mechanical-endstop-without-the-wheel-for-reprap-ramps-1-4-3d-printer/32623871393.html?spm=2114.10010208.1000016.1.zp9xpi&isorigtitle=true inductive proximity sensor...
thingiverse
free
Dual Z Screw upgrade Guide for the Mega Zero v1.0 by djos_1475

Dual Z Screw upgrade Guide for the Mega Zero v1.0 by djos_1475

...for stock mz1 mainboard): i made my own using proto-board but you can buy a y-cable for this.https://www.amazon.com.au/yotijar-stepper-motor-cable-duale/dp/b08d3xk4br/ref=sr_1_1?dchild=1&keywords=stepper+motor+dual+cable&qid=1615243515&sr=8-1 installation...
thingiverse
free
Taz5 Taz4 Kittaz Mods by kendawg

Taz5 Taz4 Kittaz Mods by kendawg

...blunt long metal object (metal peg from my peg board round the end for good results) insert peg into...
thingiverse
free
Mouse Trap With Wifi (or without) by ReallyBigTeeth

Mouse Trap With Wifi (or without) by ReallyBigTeeth

...these values will be changed later. when the huzzah board is powered up the following led sequences should occur:...
thingiverse
free
Ender 3 Trianglelab Bondtech BMG + E3D V6 Direct Drive Mount System by 310weber

Ender 3 Trianglelab Bondtech BMG + E3D V6 Direct Drive Mount System by 310weber

...i bought with mine plugged directly into the main board without modification. your mileage may vary. hardware required: 2...
thingiverse
free
InMoov - Advanced Eye Mechanism by Dakota76

InMoov - Advanced Eye Mechanism by Dakota76

...to adjust fit by hand. hook servos to control board and center them before assembly 1.) print all .stl...
thingiverse
free
Mini Tailsitter VTOL by Lob0426

Mini Tailsitter VTOL by Lob0426

...design (kline-fogelman). it is made with dollar tree foam board also known as adams readi-board. this drawing is 400mm...
thingiverse
free
Button Box System for SimLab Vertical mount by RCHeliGuy

Button Box System for SimLab Vertical mount by RCHeliGuy

...plate this section houses the bodnar 64 input button board and 12v input and has the replay binacle above...
thingiverse
free
Huge Cheap Home  CNC (#hchcnc) by Enic

Huge Cheap Home CNC (#hchcnc) by Enic

...1.75: 1959.1 mm assemble guide: use a kitchen cutting board from strained glass. remove a picture with hot air...
thingiverse
free
Delta Upgrade by LucaTheRock

Delta Upgrade by LucaTheRock

...barre filettate giunti magnetici per carriage ed effector nuova board mks gen 1.4 con driver tmc2130 guidati in spi...
thingiverse
free
BIG DIY 3D Printer by JobSmolders

BIG DIY 3D Printer by JobSmolders

...motor power directly from the power connector on the board and to install an extra capacitor for each extra...
thingiverse
free
Dreamcast GDEMU Mount w/SD Extender by kirillre4

Dreamcast GDEMU Mount w/SD Extender by kirillre4

...power brick for picopsu/dreampsu by installing ac/dc power supply board internally. here's what complete build with dual buttons and...
thingiverse
free
Folding laser engraver/cutter by YXC

Folding laser engraver/cutter by YXC

...shafts) bom 2 x stepmotors 1 x grbl laser board 1 x laser module 1 x 50mm dc fan...
thingiverse
free
Microcomputer Laptop Shell by Tinkerloon

Microcomputer Laptop Shell by Tinkerloon

...lcd+cntlr: $56 : 10.1",10" tft lcd display hdmi+vga+video driver board : http://www.ebay.com/itm/331592070110 on/off : ? : one of those...
thingiverse
free
Formula B1 - (Sim racing) steering wheel

Formula B1 - (Sim racing) steering wheel

...depending on where you bought the arduino screw terminal board you might have to solder the board first. once...
thingiverse
free
EX6 Arcade Fight Stick by ampjburn

EX6 Arcade Fight Stick by ampjburn

...into the bottom of the pcb mount, add the board and then use m3 nuts to secure it. the...
thingiverse
free
Panzertriebwagen nr 16 in H0 (1/87) scale (Märklin) by dasbert33

Panzertriebwagen nr 16 in H0 (1/87) scale (Märklin) by dasbert33

...resistor (4x) 1.6mm thick, 2.54mm (100mil) pitch pcb prototype board to be cut into shape to fit 100mil pitch...
thingiverse
free
ROB-O Junior FFF 3D Printer using 80/20s 10/10 (1"x1") extrusion by Thump2010

ROB-O Junior FFF 3D Printer using 80/20s 10/10 (1"x1") extrusion by Thump2010

...source it is the same price as the circuit board but much more efficient. update 10/12/2015: everything is up...
thingiverse
free
DIY Rovio Northstar Truetrack Beacon by ScribbleJ

DIY Rovio Northstar Truetrack Beacon by ScribbleJ

...some folks dissect the robot and tracking station:http://www.robocommunity.com/forum/thread/14360/inside-rovio/ the board we're interested in here is the round one, which...
thingiverse
free
Enigma encryption device by laurent_despeyroux

Enigma encryption device by laurent_despeyroux

...here than for the detached letters representing the plug board because they are many teeth to hold the ring...
thingiverse
free
Ender 4 switch box Rev2 - Boitier inter Ender 4 version 2 by Toto74

Ender 4 switch box Rev2 - Boitier inter Ender 4 version 2 by Toto74

...from the dc power supply to the printer main board this new on/off module is then implemented below the...
thingiverse
free
Ellis Bot - CoreXY by ellisgl

Ellis Bot - CoreXY by ellisgl

...that are missing is a part cooler and which board to use. more info: design goals: minimum maxium speed...
thingiverse
free
3018 CNC Engraving / Milling Machine Accessory Set by 8SquareFeet

3018 CNC Engraving / Milling Machine Accessory Set by 8SquareFeet

...buying the kit, but i also knew the control board supported them. warning: before i go any further, you...
thingiverse
free
Throttle & mixture housing for Flight Sim, cessna etc by DeeRam

Throttle & mixture housing for Flight Sim, cessna etc by DeeRam

...course! v.1 joystick interface: i chose a leo bodnar board plug and play, dead easy. you can add more...
thingiverse
free
Jet Engine Motorized Stand 60% size by jimacid

Jet Engine Motorized Stand 60% size by jimacid

...and connect it with wires to the servo control board https://images-na.ssl-images-amazon.com/images/i/61kckw9noql._ac_sl1000_.jpg 1x dc jack https://cdn.sparkfun.com//assets/parts/1/0/8/00119-03-l.jpg parts needed to make...
thingiverse
free
Corexy plasma cutter by Stoney

Corexy plasma cutter by Stoney

...d1 to supply the mega, fitted a lolin esp8266 board running esp-link to the serial and i now have...
thingiverse
free
Monster Kossel v2 by goeland86

Monster Kossel v2 by goeland86

...platform for elias bakken's revolve prototype (i.e. verify the board is able to print) before he sends it out...
thingiverse
free
The Hawk - A Mostly 3d Printed Quadcopter by PaperScarecrow

The Hawk - A Mostly 3d Printed Quadcopter by PaperScarecrow

...once the body is assembled, secure the power distribution board to the bottom of the main body with either...
thingiverse
free
Arduino Nano NeoPixel Ring Base by Code_and_Make

Arduino Nano NeoPixel Ring Base by Code_and_Make

...systems. remember to select 'arduino nano' under 'tools > board#39;. assembly please use this diagram as a reference: note:...
thingiverse
free
NanoDrives Time Machine by Zurkeyon

NanoDrives Time Machine by Zurkeyon

...download, and use it to wire up your interface board onto your pcb prototype. pay close attention to the...
thingiverse
free
MIA 3D Printer Micro - Fabrikator Mini II Revamp for Higher Precision and Ease Of Calibration by MIAMicroFlight

MIA 3D Printer Micro - Fabrikator Mini II Revamp for Higher Precision and Ease Of Calibration by MIAMicroFlight

...did not spend too much time on the electronic board fit, in cad, but this is going to be...
thingiverse
free
Mammut - Giant printer. by tahustvedt

Mammut - Giant printer. by tahustvedt

...controller board with a4988 drivers. the newest version is v1.4:https://www.banggood.com/mks-gen-v1_4-3d-printer-control-motherboardcompatible-reprap-ramps1_4-p-951136.html?p=hd240528697332015103&cur_warehouse=cnhttps://www.banggood.com/10pcs-3d-printer-a4988-reprap-stepper-motor-driver-module-p-955808.html?p=hd240528697332015103https://www.banggood.com/3d-printer-a4988-reprap-stepping-stepper-step-motor-driver-module-p-88765.html?p=hd240528697332015103 the pulleys are 2mm pitch. i use them with...
grabcad
free
4 Piece Paddle Board With Coupling

4 Piece Paddle Board With Coupling

...a rod to help tighten/torque the coupling - any kind of rod with diameter less than 5 mm will do, as long as it is strong enough.
grabcad
free
Bag Toss

Bag Toss

...bag toss grabcad bag toss board that nest together so they don't take up as...
grabcad
free
Threaded SO3 XL Wasteboard

Threaded SO3 XL Wasteboard

... to attach to the base wasteboard (screws, clamps, etc). insert dowels on the top to use for alignment of materials or clamping.
cg_trader
$3
Skateboard

Skateboard

...blender, and is not native to autodesk, so the subdivision, and textures should be added from the software and the included .rar
grabcad
free
RoBo3D Autolevel via Mike Kelly

RoBo3D Autolevel via Mike Kelly

...switch will deactivate sending a signal to the ramps board that an endstop has been hit. it's used for...
cults
free
40$ SCARA Arm

40$ SCARA Arm

...m3 plastic screws -1x m4 50mm -2x 22mm bearing http://www.dx.com/p/ec-hbcs-7-high-carbon-steel-skateboardbearings-set-silver-8pcs-428675 -6x 8mm linear bearing http://www.dx.com/p/n-linear-ball-bearings-silver-10-pcs-468551 -1x 7mm x 20mm...
cults
free
BIG DIY 3D Printer

BIG DIY 3D Printer

...motor power directly from the power connector on the board and to install an extra capacitor for each extra...
cults
free
Mammut - Giant printer.

Mammut - Giant printer.

...board with a4988 drivers. the newest version is v1.4: https://www.banggood.com/mks-gen-v1_4-3d-printer-control-motherboardcompatible-reprap-ramps1_4-p-951136.html?p=hd240528697332015103&cur_warehouse=cn https://www.banggood.com/10pcs-3d-printer-a4988-reprap-stepper-motor-driver-module-p-955808.html?p=hd240528697332015103 https://www.banggood.com/3d-printer-a4988-reprap-stepping-stepper-step-motor-driver-module-p-88765.html?p=hd240528697332015103 the pulleys are 2mm pitch. i use...