Seller notes

2 ( PAIR ) Air Valve extender shift knobs top is 1/2 13 common thread kenworth peterbilt ****MUST BE SCREW ON TYPE OF SEMI TRUCK AIR VALVE **** Add shift knobs to your air valve. Longer to help make it easier to pull. About 1.75 inches. Screw on thread is 5/8 11 common for screw on air valves ADD SHIFT KNOBS TO YOUR AIR VALVES AluminumW/ Chrome plating 5/64 hex set screw so you can adjust shift knobs to go in any direction. 5/64 Hex Tool include...

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