DESIGNED FOR DUALLY tires on trucks, RVs, buses, and more. Straight head is specially designed for inner/single wheels or hard-to-touch valves, and 30°reverse chuck for outer wheels

BOTH ENDS Securely fits onto the valve core threads, leak free valve core threads, leak-free. The air only passed when the air chuck is engaged with a tire valve

¼ FEMALE NPT THREADS fit most inflator, air pump and compressor accessories

STRAIGHT TIP makes filling dual tire setups hassle-free; the 6.7 long heavy duty brass body of the chuck holds up strong

2-IN-1 MULTIFUNCTIONAL AIR CHUCK with the function of checking pressure and inflation