Alligator TV-501A TR501 Straight Truck Valve Stem

Alligator’s TV-501A (TR501) is a straight, clamp-in tubeless truck/bus valve stem engineered for the standard 0.625? (15.7 mm) rim hole. Built from brass and supplied with Alligator’s serviceable cap (keyed pin and groove to remove the core), it delivers reliable sealing and easy air service on commercial steel wheels. Manufacturer data specifies a 42 mm stem length and 4–6 Nm clamp torque for a secure, repeatable install in fleet, bus, and ag applications.