Features: Comes with 2pcs 118mm long hooks and 2 pcs 73mm short hooks. Allows the crank seal to be replaced without dismantling the crank case which can save your time and costs. Don’t worry about scraping the crank surface. Universal use for a wide range of cars with oil seals between 27mm and 58mm in diameter. Use the existing bolt in the vehicle for installation. Screw-type adapter to fit the centering. The blue seal adapters are made of aluminum to prevent the damage of crank. Fitment： Suitable for oil seals between 27 – 58mm (1.06’’-2.28’’) in diameter; Installing range between 21.5 – 58mm Package includes: .