THE 5-SECOND TRICK FOR BIKE PARTS BMW MOTO

Crankshaft is intended to change linear (up and down) movement of piston into rotational movement. Forged metal is used to make this part and it really is machined by CNC machines and well balanced to precision. Strong & STURDY: The aluminum engine shell, iron gas tank with baking paint, a 415# metal chain with rust prevention shot blasting proces