thingiverse

free

Rostock mini J-Hand by lmaxpl

...place holder extruder. the third fan cools the radiator extruder no assumptions stuck a plastic...

thingiverse

free

"Dream-catcher" flying extruder by jlovold

...flsun qq-s pro. print 3 pulleys and bearing-holders use 3x m4 bolts and nuts to mount extruder holder to...

thingiverse

free

Tevo Tarantula Extruder Mount by stilgarhammer

...t-nuts to mount to rail. you will need 3x m3x2 screws for extruder. 8/10/2018 update: added extended tt_extruder_mount. use...

thingiverse

free

ToM Extruder Relay Fix by M_G

...2x 12volt single throw relays, 2x electrolytic capacitors and 3x 1n400x series...

thingiverse

free

Tevo Tarantula spool holder by alejandrosnz

...tevo tarantula. it's designed to be mounted below the extruder and to be fold up to save space when...

thingiverse

free

Diamond Hotend upgrade for Rebel II HD by novotnyo

...to be upgraded to diamond hotend with compact bowden extruder or geared bowden extruder. more photos here: https://onedrive.live.com/redir?resid=22c1fed0b09958d!3025&authkey=!ajq3ce3br11nh8q&ithint=folder%2cjpg list...

thingiverse

free

Geeetech i3 Pro X Bowden Extruder Mount ( tripple !!!) by schlaubi666

...easy to print, strong & space saving mount for 3x bowden extruder mount( diamond hotend) todo: change right side...

thingiverse

free

MY Ender 3 Extruder by Sjekkie

...most flip up. 2x scruw m3x40 3x m3x10 1x m3x5 2x m3 nuts 1x bearing 608 2x ballpoint...

thingiverse

free

Nema 17 motor mount bracket P3Steel by jusebago

...jusebago thingiverse nema 17 motor mount bracket for bowden extruder p3steel 3x m3 nuts. 2x m3 12mm screws.. 1x...

thingiverse

free

JGaurora A5 A5S Direct Drive stock extruder by alxdom

...and 4, to reverse the rotation.. not recommended need 3x m3 30 for extruder and motor 200c/60c...

thingiverse

free

Bowden style paste extruder by TooManySecrets

...1x stepper mount.stl 1x topmount.stl 1x gearmotor.stl 1x gearpiston.stl 3x standoff.stl other stuff 1x m8 700mm threaded rod 3x...

thingiverse

free

Bowden filament feeder by zdenek_o

...feeder by zdenek_o thingiverse 1.75mm filament feeder for bowden extruder use hole with diameter 9,6mm for screw-thread g1/8. ►...

thingiverse

free

Wanhao Duplicator i3 E3D V6 Wades Extruder Mount by sniffle

...good place to start 2x springs 2x m3x45 2x m3x5(or 40)* (more to come all fittings are m3 or...

thingiverse

free

Bowden Extruder Hypercube by szaman89

...spring, 608 bearing, 1x m5x8mm 3x m3x14mm screw, 1x m3x5mm screw 1x m3x25mm full threaded screw for spring tension....

thingiverse

free

Anycubic Predator Extruder Mount for fixed Extruder Position by NicolaiWrt

...2x m4x25mm normal screw: 3x m5x20mm 3x m4x10mm 2x m3x2mm nuts: 5x m5 5x m4 2x m3 1m ptfe...

thingiverse

free

Tornado Extruder Carriage for Rebel II Printer by Kolous

...m3x25 screw to mount the extruder 6x m3 nut 3x lm8uu bearing (i used igus rj4jp...

thingiverse

free

Universal E3D Hemera Bed Leveling + Part Cooling

...and an air-pump for part-cooling to an e3d hemera extruder the bracket can be printed on fdm, but i...

thingiverse

free

CUBIFY CUBE Titan Extruder Mount by KaTZWorld

...lighter smaller faster stronger better (daft punk) mount bom 3x 3mm brass standoff 3mm tall 3x 3mm x 10mm...

thingiverse

free

Grommet for filament coming out of a plastic box into 2mm/4mm OD by trs998

...2mm id ptfe tube as used by the bowden extruder, and guides the filament off the spool and out...

thingiverse

free

101hero NEMA17 Upgrade (401sidekick) by loclhst

...lcd screen (12864) with ramps connector 1x stock 101hero extruder (for...

thingiverse

free

Belted extruder by Drasko

...for tensioner 1x m3x20mm - for guidler 2x springs 3x m3 nuts 8x m3 washers 1x push-fitting with 9mm...

thingiverse

free

Creativity ELF Orbiter mount by JMol82

...creativity elf orbiter mount by jmol82 thingiverse orbiter extruder mounts for the creativity elf printer. i bought an...

thingiverse

free

FloatEx - FLSUN QQS-Pro Floating Extruder by Chrztal

...counterweight nut 1x counterweight screw 1x nema17 stepper mount 3x m8 nut 3x m8 screw 3x...

thingiverse

free

Mini Kossel 1.75mm extruder by wallie

...nyloc nut 1x m3x25mm socket head cap screw 3x m3xmm socket head cap screw 2x spring 1x m5 pneumatic...

thingiverse

free

BCN3D+ Bowden Extruder (01 serial number printers) by ronald_kubo

...extruder to the support, you will need: 3x din912 m3x2mm screws + washers 3x din934 m3 nuts for the...

thingiverse

free

Ender 5 - 10mm linear rods mod by fesou

...10mm linear rods and 29x19x10 linear bearings with bmg extruder and v6 hotend, making it a direct drive printer....

thingiverse

free

Pitan Bowden Modified Gear and Mount by shreddedbacon

...shaft. i also made a mount to mount the extruder at 45d on 2020 extrusion to sit on the...

thingiverse

free

prusa i3 quick acces extruder by yoyoek1

...m3 x 16mm [2x] m3 x 22mm (or more) [3x m3 x 10mm (motor) [14x] m3 nut [2x] m3...

thingiverse

free

ToM Transistor based Extruder “Relay Fix” by merlinjim

...same (4x tip transistors, 4x resistors, 4x 1n400x diodes, 3x 2-pin...

thingiverse

free

Exeggaratetd Filamentguide Anet A8 by froetz

...montiert habe muss das filament in einem bogen zum extruder geführt werden. deshalb hab ich diese bewegliche filamentführung entworfen...

thingiverse

free

Extruder for a cheap chinese I3 Clone by morxw

...extruder. it uses the bearing from the stock extruder, 3x m3 x 10mm countersunk screws for the extruder arm,...

thingiverse

free

Solder Dispenser on 28BYJ-48 by Smoria

...of gear or scrap metal one from any mk8 extruder parts used: 1x 28byj-48 motor 2x 3mm od teflon...

thingiverse

free

Prusa X Belt - Extruder Fix (keeps the belt away from the stepper motor) by ooxtcoo

...1x 608z bearing 7.) 2x big m8 washers 8.) 3x small m8...

thingiverse

free

Bulldog extruder assembly - X carriage + mount by DeanR

...lite or xl 1 e3d v6 1 m5 10mm 3x m5 15mm or longer 1x m3 20mm, smaller is...

thingiverse

free

Printing with flexible filaments on the Creality Ender-3 and CR-10 by tom666

...1x mk8 drive gear 1x pc4-m6 fitting from stock extruder 1x 608zz bearing 1x m5x10mm half-round head screw 3x...

thingiverse

free

UP Mini Extruder Platform by jeeplvr

...by jeeplvr thingiverse good fit. you will need a 3x5 mm tap and a #40 (.098) drill to size...

thingiverse

free

Bondtech BMG direct drive extruder for GRR Neo by Mechanotronikum

...for screwing the two pieces of the adapter_extruder together 3x m3x25 screw and 3x m3 hexagon nut for mounting...

thingiverse

free

Flsun i3 Dual Extruder Auto Level Sensor Mount by petkog

...or longer (to bolt mount on to the carriage) 3x m3...

thingiverse

free

Yet another Wanhao Duplicator i3 - Pen Holder by schme16

...i3 pen holder. it's designed to mount to the extruder fan port, and needs very little to get you...

thingiverse

free

Would You Believe Another Extruder by biocode

...is the same with the lower channel enlarged. hardware: 3x 624zz bearings 3x m4x20mm 3x m4 nuts spring m3...

thingiverse

free

Alpha Direct Drive Extruder by engineglue

...bearing (idler bearing) 2x m4 washer (for bearing) 1x m3x0 bolt (idle pivot point) as you can see from...

thingiverse

free

Mean Well LRS-150-12 mounting bracket for aluminum profile by axelsp

...ing cover to bracket) 1x m3 nut small sheet of thin plastic to glue to cover needs no support, maybe small brim on contact cover.

thingiverse

free

Filament Sensor (Tevo Tarantula) by bjoernras

...tevo tarantula extruder. it replaces parts of the original extruder setup. the "deckel" is used to reduce the bending...

thingiverse

free

Compact Belt Drive Extruder by loco

...threaded rod (2x) m4x50 (2x) m4x20 (1x) m3x30 (3x) m3x0 (4x) m4 hex...

thingiverse

free

Airtripper Bowden Extruder + Extrusion Frame Mount, customizable by dieck

...bigger frame, for easier access to vertical mount holes 3x 35mm screw usage (instead of 2x 35 + 1x...

thingiverse

free

Christmas tree - Three colours, one extruder by brico3d

...the printing in a single filament color. :p materials: 3x colours filament pla. 1x arduino mini or other. 9x...

thingiverse

free

Prusa i3 MK3 60 degree heatbed cable cover by OakMountain

...https://www.thingiverse.com/thing:2837970 but designed to solve its crucial problem of extruder wires crashing into the heatbed cover when extruding in...

thingiverse

free

Anet A8 Flexion Extruder Direct Extrusion Mount For Flexible Filaments Also Compatible with Similar Prusa I3 Clone Variants by RLDesign

...extruder mount: 3x m3 nuts 1x m3x30 bolt 2x m3x2 bolt for extruder fan mount: 2x m3x12 bolt assembly...

thingiverse

free

Kompaktkossel by wuselfuzz

...3x schlitten_v2 1x druckkopf_v2 1x druckkopf_v2_bracket 3x endstopholder 1x extruderalter 3x plattenhalter (printing two of them with kante=-1 might...

thingiverse

free

Spool holder for Extrusions by Morgan0815

...got trouble with guiding the filament correctly into the extruder ...

thingiverse

free

Bowden Extruder with Filament Guide for Anet A6 A8 Nema 17 Extruder Motors by racer_asl

...fastened by 3 of the original anet spare screws m3x5mm (just a 3mm screw will work too, but then...

thingiverse

free

Extruder FLSUN QQ-S Belt Reduction by NDCSR

...x 3mmhttps://tinyurl.com/flat-head-assortment 4x 18mm x 3mm cap head screwshttps://tinyurl.com/short-cap-head-assortment 3x 40mm x 3mm cap head screwshttps://tinyurl.com/cap-head-assortment 1x extruder spring...

thingiverse

free

Solidoodle 2&3 - LM8UU - X carriage by fts_ltx

...update v1.2 - work fine with solidoodle jigsaw replacement extruder mk5http://www.thingiverse.com/thing:111213 a minimalistic x carriage for solidoodle 2&3 2x...

thingiverse

free

Filament spool holder by RomanStefan

...smooth! designed to minimise friction in a bowden type extruder filament feed system, on the tevo tarantula 3d printer....

thingiverse

free

I3 mega Linear Rail X-Axis pcb mount by jello0100

...need the same 4x m3x12mm screw to mount the extruder (do not use anything longer, or you will damage...

thingiverse

free

Sculptr Delta MK1 by 3dprintingtips

...1x e3d blocker 1x e3d top 3x foot 1x extruder arm 1x extruder body 1x extruder support 1 &...

thingiverse

free

38mm Launch Tower by WolfStarz

...rinted parts as required use 3 adjustable straps to hold it down and level. a need for some sort of blast plate will be required,

thingiverse

free

Spring loaded 608-Bowdenextruder by darealmoo

...uses: 1/8" (~9mm) pneufit for 4mm ptfe-bowdentubes mk8 drivegear 3x m3 10mm 1x m3 13mm 7.5x20mm spring simply download...

thingiverse

free

Sovol Extruder mount filament sensor by Sterling516

...tap to thread. just slowly run the screws in. 3x 4mm x10mm bolts with nuts hold it to the...

thingiverse

free

Belt Reduction Drive direct extruder stock Ender Eplate by NDCSR

...x 3mmhttps://tinyurl.com/flat-head-assortment 4x 18mm x 3mm cap head screwshttps://tinyurl.com/short-cap-head-assortment 3x 40mm x 3mm cap head screwshttps://tinyurl.com/cap-head-assortment 1x extruder spring...

thingiverse

free

Cyborg Geared Extruder for 3030 Extrusion by brainchecker

...a 3030 aluminium-extrusion. parts list: 1x 20mm m8 bolt 3x 608zz bearing 1x m8 hobbed bolt 2x m8 nut...

thingiverse

free

Scalable CoreXY V2 Solid Extruder Feeder for mounting to 2020 (1.75mm Filament) by gameoffuture

...to nema17 motor, it uses 3x m3x5mm, and one m3x5mm. one m4x16mm bolt and nut (inch equivalent i had...

thingiverse

free

Lights for E3D V6, extruder and Toranado by cheetahkid

...on any other extruder, hat or whatever? parts required 3x leds 3mm ultrabright 1x resistor 270r (can have 300r...

thingiverse

free

Ender 3 Direct Extruder flexible Cable-Arm by 3Dgeneriert

...screw 1x 608zz bearing (8x22x7mm) 1x 688zz bearing (8x16x5mm) 3x ziptie (~2.5mm) if you like my stuff, please appreciate...

thingiverse

free

Anycubic Chiron Bowden extruder E3D V6 Volcano original carriage by LoZa

...- 4010 fan 1x m3x20 - 5015 fan 5x m3x0 - body (4) and 5015 fan (1) -- nuts...

thingiverse

free

CR-10S Pro Filamentsensor Adapter by DoSi

...this is a simple adapter to use a bmg extruder or clone with the filamentsensor of the cr-10s pro....

thingiverse

free

Adjustable Mount for Infill 3D's Bowden 75 Geared Extruder (+OpenScad File!) by SwiftyTheFox

...it. additional material: 3x m5x5mm, 2x m3x8mm or 2x m3x0mm for those who have troubles viewing the openscad file...

thingiverse

free

BQ Prusa i3 E3D Bowden by orangefurball

...40mm fan mount on and screw it into the extruder body using two m3 16mm screws. attach the 30mm...

thingiverse

free

Superfly V6 Extruder - The Most Lightest Direct Drive Extruder Ever (Probably) by TwoPuncakes

...mediaman screws needed for the mount: 7x m3 nuts 3x m3 screw, around 18-20 mm (for mounting the superfly...

thingiverse

free

Hobb-Goblin direct drive Bowden extruder by mokash770

...1x m5 12mm bolt 1x m5 nylock nut 1x m3x0mm 1x m5x40mm 1x m5 nut spring and washers you...

thingiverse

free

Sand V1 - Stand-Alone Direct Nema extruder by Vise

...screws 1x small bering for filament.stl 2x m4 nuts 3x zipties 3x lm8uu or others linear bearings washers if...

thingiverse

free

StrongBody - 3030 frame AnetA8 by Koore_

...priner volume is 220x220x285 (z is 285mm with my extruder - https://www.thingiverse.com/thing:3944965) you need almost hundred m6x10 bolts and...

thingiverse

free

Basic Sidewinder X1 BLTouch Mount and Ribbon Cable Brace by SpankyToot

...spankytoot thingiverse very basic mount for bltouch onto the extruder to give more space for part cooling ducts. using...

thingiverse

free

Point group S6 - Dual extruder by aarono

...cell. schoenflies notation: s6 (c3i) hermann–mauguin notation: −3 orbifold: 3x openscad files included to make custom cells. further...

thingiverse

free

"The Orbiter CR" 140g direct dual drive Extruder for Creality CR 10 printer types by lorinczroby

...are from the original orbiter design. bill of material: 3x m3 insert m3 nuts 3x m3 10mm bolts 1x...

thingiverse

free

Prusa i3 MK2.5 Titan Extruder by Marce_

...1x m3x16 + square m3 nut for pinda 1x m3x0 + square m3 nut for a fan duct also...

thingiverse

free

Elegoo Saturn Vat Holder by JIMMI

...ked but kept some features i did like. if you do not have an elegoo saturn then check out their design, it may just work for you!

thingiverse

free

Jasonatepaint UM2 Clone Bowden Motor Mount for e3d Titan by Arkayic

...um2 clone and already have an extra e3d titan extruder i created this in fusion to hold the titan...

thingiverse

free

Compact Bowden Extruder with 20-20 profile fitting by DrRalph

...profile 1x m4 x12mm bolt to mount groove bearing 3x m3 x 20mm long mounting bolts 1x m3 x...

thingiverse

free

Belted reduction direct drive dual gear extruder by NDCSR

...x 3mmhttps://tinyurl.com/flat-head-assortment 4x 18mm x 3mm cap head screwshttps://tinyurl.com/short-cap-head-assortment 3x 40mm x 3mm cap head screwshttps://tinyurl.com/cap-head-assortment 1x extruder spring...

thingiverse

free

CharlStruder For E3D and J-Head on Prusa i3 by DIYElectronics

...but we think that this is the most complete extruder unit yet :). thank you to all the other...

thingiverse

free

Prusa MK3S Extruder for Tevo Tornado/CR-10/Ender... by reczul01

...1x m3 square nut for blower spacer mount 1x m3x2 screw for blower mount 1x m3 nut for blower...

thingiverse

free

Paste Extruder by simlrh

...only non-printed parts required are: nema 17 stepper motor 3x 100mm m6 roofing bolts 5x m6 roofing bolt nuts...

thingiverse

free

The Frankenstein DD (Blower - E3d V6 - Mk8 Direct drive) by Roadi3

...direct drive) by roadi3 thingiverse frankensteined direct drive mk8 extruder in combo with e3dv6 universal hotend and 50mm blower...

thingiverse

free

Ender 3 Ender 2 CR10 Extruder TPU with Bowden lock by toasttOriginal

...(just like the one that screws into hotend radiator) 3x zip tie 2-3 mm width 1x countersunk m3 screw...

thingiverse

free

RepRap Clover by xAuSolarisx

...od, 2mm id -2x m4 nuts -1x printrbot alu extruder or printed version found on thingiverse -6x equal-length rods,...

thingiverse

free

Anycubic Predator Cable Cover

...cover thingiverse this is a cover for the flying extruder connector used in anycubic predator 3d printer you can...

thingiverse

free

Lotar's Dual Gear Extruder by LotarInc

...nut 4 x m3 nut some washers 6x 695zz 5x13x bearing 2x 625zz 5x16x5 bearing...

thingiverse

free

Toranado PGE X-Carriage - Prusa i3 8mm by Toranado3D

...prusa i3 8mm by toranado3d thingiverse toranado precision geared extruder x-carriage for prusa i3 w/ 8mm smooth rods update...

thingiverse

free

Sovol SV01 compact, lightweight extruder by bartolomeus

...bolt mounting bondtech extruder: m3 x 40 mm bolts (3x m3 nuts (3x) mounting ldo stepper motor: m3 x...

thingiverse

free

IMA-2020 3D Printer

...aluminium profiles 2020, 360mm x 7 hobbed bolts for extruder gusset corners 3mm and some 4mm bolts 608 bearings...

thingiverse

free

D-Bot Fully-Supported Extruder by dotorg

...(from the stock extruder) 625zz bearing (from stock extruder) 3x m3 8mm bolts (from stock extruder) 6 m3 washers...

thingiverse

free

Geared Extruder 2 by JobSmolders

...5x m3 x 10mm bolt 6x m3 x20mm bolt 3x m3 x40mm bolt 12x m3 nut 7x m3 washer...

thingiverse

free

Refrigerator Door Handle by ChrisVahi

... washers (you can paint these for a cleaner look) 3x #10x32x1" pan head machine screws click here for the assembly animation

thingiverse

free

Dasaki MK8ish Direct Drive Extruder for Prusa i3 (MK7 drive gear) by dasaki

...2x m3x30mm screws (motor/assembly) 1x m3x10mm screw (bearing) 3x m3x5mm screws (motor/filament guide) if you are a curious maker...

thingiverse

free

Prusa I3 MK2(s) alternative fan shroud MK2 by Knickohr

...liability for damages ! fits only to my modified extruder : https://www.thingiverse.com/thing:2339029 new redesign, created with extra thin walls...

thingiverse

free

K8200 Filament entry guide - improved, extra long lasting by wsy

...extra long lasting by wsy thingiverse the standard k8200 extruder filament entry guide will wear down pretty fast when...

thingiverse

free

A direct drive bowden extruder for 3mm by depri51giu

...suitable length for the selected spring • 2xplates aluminium 6x3x0mm with holes and...

thingiverse

free

A direct drive bowden extruder for 1.75mm by depri51giu

...suitable length for the selected spring • 2xplates aluminium 6x3x0mm with holes and...

thingiverse

free

Dasaki Compact Direct Drive Extruder for Prusa i3 (MK8 drive gear) by dasaki

...3x m3x8mm screws (motor) 1x m3x10mm screw (bearing) 3x m3x5mm screws (assembly) 2x m3 nut (assembly) 1x m3 auto-locking...

thingiverse

free

Dasaki Compact Direct Drive Extruder for Prusa i3 (MK7 drive gear) by dasaki

...3x m3x8mm screws (motor) 1x m3x10mm screw (bearing) 3x m3x5mm screws (assembly) 2x m3 nut (assembly) 1x m3 auto-locking...

thingiverse

free

Wilson II Fan Duct by kwm

...from the center of the fan hinge on the extruder to the tip of the nozzle. measure vertically and...

thingiverse

free

Dasaki MK8ish Direct Drive Extruder for Prusa i3 (MK8 drive gear) by dasaki

...2x m3x30mm screws (motor/assembly) 1x m3x10mm screw (bearing) 3x m3x5mm screws (motor/filament guide) licensed under the tapr open hardware...

thingiverse

free

Tronxy x5sa Direct Drive Mod E3D V6, BMG by Sesamweckle

...löchern mit m3x10 fixieren. vor montage des x-endstops den extruder mit dem steppermotor anbringen. jetzt das cover/fanholder anbringen und...

thingiverse

free

Universal Belted Extruder - Bowden and Direct by dintid

...groove mount um bowden push-fitting with m6 threadding bom 3x 608zz bearings. (2x for extruder 1x for idler) 4x...

thingiverse

free

3DBuilder DELTA XXL 3D printer by 3Dsvet.eu by 3DsvetEU

...on top 3x gt2 belt tensioner (spring) 1x mk8 extruder parts 6x rods/arms magnetic 9x wheels for carriages 1x...

thingiverse

free

Direct conversion -Ender 3 + e3d V6 by dalovering

...with e3d v6 to direct drive! uses all stock extruder parts requires: a stepper motor wire extension for the...

thingiverse

free

Yet Another Small Extruder by gek

...full metal gearbox ratio 36: 1 (see image uploaded) 3x 625-z bearings 1x 304 stainless steel capillary tube od...

thingiverse

free

Belted Extruder V.3 for 2.85mm by dintid

...50mm (or longer) partially threaded socket head cap screws 3x 608 bearings. 8x22x7 - type doesn't matter. various m3...

thingiverse

free

SILVIUS extruder: Belted 1:5 BMG dual gear by Baltojikale

...1x 50x 5 mm round aluminum tube for shaft 3x round headed m3 x 30 mm screws (philips) 3x...

thingiverse

free

Valve Index LX Wall Mount

... officially sell this item on etsy printlix store:https://www.etsy.com/listing/739655755/valve-index-lx-wall-mount-pla-3d-printed

thingiverse

free

Prusa i3 MK2S - Logitech C270 camera Heat Bed by gustavoxpsarmy

...+0,5mm (stronger handle under heat bed) screws are hidden (extruder collision avoid) place for nuts (for better assembly) added...

thingiverse

free

PowerFlower Belted Extruder

...idler 4x m3x10mm (or 8mm) for the stepper. 2x m3x5mm for the idler springs (recommended) 5x m3 standard nuts...

thingiverse

free

PowerFlower Belted Extruder

...idler 4x m3x10mm (or 8mm) for the stepper. 1x m3x2mm for the tensioner. 2x m3 flat washers for the...

thingiverse

free

Quick Tool Change for Artillery Sidewinder X1 by irotier

...to the original mount, if you want to. the extruder will be in the same place as in the...

thingiverse

free

Anycubic i3 Mega Direct Extruder BMG CARRIAGE by moskil

...original anycubic carriage. parts you needscrews :2x m3 20mm, 3x m3 14mm, 1x m3 8mm, 6x m3 nuts fan:...

thingiverse

free

Flying Extruder Suspender by huntley

...this reduced the retraction settings by a factor of 3x also, you can probably set your retraction acceleration to...

thingiverse

free

Anet A8 Reverse Bowden Filament Guide by Enginecrafter77

...is designed for the stock anet a8 direct drive extruder it is mounted on the top-left most 2 screws...

thingiverse

free

Schematix: Dual Drive Extruder (Fits E3D v6) by Schematix

...(spring retention) 2x m4 x 30mm capscrew (hotend mount) 3x m3 x 6mm capscrew (nema 17 motor mount) 1x...

thingiverse

free

PowerFlower Geared Extruder by Emphacy

...idler 4x m3x10mm (or 8mm) for the stepper. 1x m3x2mm for the tensioner. 4x m3 standard nuts 2x m3...