Used for blocking position for the shaft and steel wire. When installing the wheel, use the wheel block to lock the inner limit or the periphery of the wheel to lock the steel wire or the landing gear axle. When the wheel is rotated, it does not run off
Pattern edge makes the knob rotation easier.
Carbon steel hex fixed buckle, can be used repeatedly without breaking.
Appearance plating process, no rust, no scratch.
Including 10 pcs shaft collar to meet your quantity needs.