Features 1、FOR STIHL CHAINSAW: Crankshaft kit is suitable for Stihl MS170 017 chainsaws, excellent craftsmanship bring perfect fit 2、PREVENT FROM SLIPPAGE: Crankshaft set possess high bearing capacity, effectively prevent slippage, you can use with confidence 3、NON BREAK HANDLE: Chainsaw crankshaft provide more stable clamping, not easy to break handle, improve work efficiency, safe and reliable 4、NON CORROSION PAINTED ALLOY STEEL: Alloy steel material is coated with non corrosion paint, bring smooth surface, greatly improve the service life 5、COMPLETES ACCESSORIES: The kit contain oil seals, piston, bearings, piston rod, and equipped with hook fittings, which are easy to install and use Specification Item Type: Crank Crankshaft Piston Kit Material: Alloy steel Size: Approx. 37mm / 1.46in Package List 1 x Crankshaft 2 x Oil Seal 1 x Piston 2 x Bearing 1 x Piston Rod 2 x Hanging Buckle