This is a set screw lock collar. It is for a 0.25 or 1/4 inch shaft. They are steel and zinc coated. Perfect for keeping your shafts or bearings in place.
Shaft Collars (sometimes called lock collars) are easy to install; the collar provides an easy way to keep your shaft from sliding or your flanged bearing from coming out.
2S JST-XH Lipo Balance Silicone Wire Extension Adapter with 20CM Brand new jst-xh 2S balance extension wire for use when charging your 2S lipo batteries.
This is a direct drive 4WD robot kit that uses Nexus mecanum wheels. The mecanum wheels allow it to vector in any direction.