Durable die-cast body constructed from chrome-plated brass Feature stainless springs, pin, latch, viton O-rings and acetal shutoff valves Barbed hose ends provide simple attachment to common 3/16", 1/4" and 5/16" hoses Double shutoff valves prevent fuel leakage during disassembly Perfect for fuel crossover or fuel line usage Couplings work up to 250 psi Made in the U.S.A.. COUPLING Q-DISC 1/4"