Small Inspection/Oil Fill Plug for Winters Diff

This precision-engineered oil fill/inspection plug features a 1/8" thread, a 9/16" hex head for effortless installation, and a reliable O-ring seal to prevent leaks. Constructed from lightweight aluminum with a sleek black anodized finish.
 
Designed for efficiency, the hex head matches the size of gear cover bolts, allowing for quicker and more convenient gear changes.