3D printed cap with O-ring to replace the crappy steel cap on already intalled swingout rear bumpers. Installs with a press fit seal and can easily be removed to service the spindle bearings.
 
Please be aware this is a 3D printed part! Visible print layers and some minor surface imperfections are to be expected. Printed with black PLA material.
 
Includes two O-rings, one installed and one extra.
 
SHIPS FOR FREE!