This is a set screw lock collar. It is for a 0.625 or 5/8 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.
100 pack of black UV resistant nylon with flexible tape section, pull tight and does not come undone. Length 11 inches.
This is a small tracked robot equipped with 42mm motors, a motor controller, and Spektrum remote control. This is a customized prebuilt version of TP-230-042 with added track brackets.