Weld valve stems for 1-piece lug-mount drag wheels are threaded 1/8-27 NPSC and sold in five-packs for direct replacement. These stems match the NPSC thread standard called out for many lug-mount drag wheel valves and provide the necessary inflation hardware for tire service and maintenance on compatible 1-piece wheels.
Weld Valve Stem for 1-Piece Lug Mount Drag Wheels (1/8-27 NPSC) - 5pk.