JR Products Tri-Lug Window Knob | 9/16" Shaft, Black, Screw Included

When a window crank knob cracks or the lugs wear round, this JR Products replacement gets your window operating smoothly again. It's built for the common 9/16 inch tri-lug shaft found on many RV windows, and the included screw means you won't be left hunting for a matching fastener.

• Tri-lug design fits 9/16 inch window operator shafts
• Black finish blends with most window hardware
• Replacement screw included
• Backed by JR Products' lifetime warranty

A quick, low-cost fix that saves you from wrestling with a stripped or broken window crank.