Wejfu - 1 pound plastic antweight combat robot

thingiverse

This is a modified version of Kerfuffle (a 1lb plastic antweight lifter) which can be found here: https://grabcad.com/library/kerfuffle-1lb-plastic-ant-combat-robot-1 Update: Now can use printed hubs and home made wheels. Directions below. Materials/Electronics 1 5A Brushed Dual ESC Controller https://www.amazon.com/gp/product/B083WDRP24/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1 1 Flysky FS-GR3E and 4 Channel Receiver for FlySky FS-I6 Transmitter (or receiver/transmitter combination of your choice) https://www.amazon.com/Flysky-FS-GR3E-Receiver-FS-GT2B-FS-GT3B/dp/B087ZM6RVM 2 16mm 12V 800RPM Torque Gear Box Motors https://www.ebay.com/itm/202800614998 1 pair FingerTech 2.25 x .75 Foam Wheels Canada: https://www.fingertechrobotics.com/proddetail.php?prod=ft-foam-wheels US: https://itgresa.com/product/snap-wheels/ OR DIY this will make a pair of 2.25 x 1 inch wheels. Mat Foam - Harbor Freight or 5 Below for example Hole Saw - I used the IKEA Fixa https://www.ikea.com/us/en/p/fixa-5-piece-hole-saw-set-20302332/ Contact Cement - I used Weldwood Contact Cement I drilled 4 wheels and glued 2 together. I also ended up having to cut a bevel on the side that faces the chassis to eliminate the wheel rubbing. 1 pair FingerTech 3mm x .75 Twist Hubs Canada: https://www.fingertechrobotics.com/proddetail.php?prod=ft-twist-hubs US: https://itgresa.com/product/twist-hubs/ OR DIY You can print a pair of these You will need 2 M3x8 screw for each to attach it to the motor. You will also need 2 #6-32 x 3/8 to attach the hub to the wheel. https://www.thingiverse.com/thing:3835232 1 Switch - I got a bunch of these in bulk and it seems to work so far. https://www.amazon.com/gp/product/B08H594X92 If you want a better switch you can get it here. https://itgresa.com/product/mini-power-switch/ 1 2S Lipo Battery 300 mAh 7.4V 35C (this is what I am currently using) https://www.amazon.com/gp/product/B07L36HNCB/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1 This would work as well. https://itgresa.com/product/galaxy-300mah-2s-lipoly-battery/ 4 #4 x 1/2 inch metal screws to attach the lid to the chassis