Product Description An economical means of pressure testing fuel caps to aid in OBD II diagnosisand prescreen vehicles for emission test failures. The kit includes:- FPT-26 Low Pressure Leak Tester is a rugged aluminum hand pump with 0-60 (in/H2O) analog gauge.- The FPT25-4AS BAR-97 certified Fuel Cap Adapter tests all standard threaded caps on foreign and domestic vehicles.- Blow-molded case for convenient storage.- Limited lifetime warranty.