1 x 1/4" FNPT thread. Two chucks cater to inner and outer wheels - straight foot for inner wheels and 30° reverse chuck for outer wheels. Ideal for inflating truck, RV, and bus inner duals with its 9" overall length.
2Pcs Extended Reach Dual Head Air Chuck 1/4" FNPT Closed Air Chuck Rubber Handle
Dual Head Air Chuck 1/4" FNPT Straight Foot Lock On Truck RV Tire Inflate Chuck
2PCS Dual Head Air Chuck 1/4 "FNPT Straight Foot Lock Truck Tire Inflation Chuck
