X4F aluminum layshaft is strategically CNC-machined to cut back rotating fat without compromising power or integrity. The precision layshaft minimizes runout, eliminating drivetrain vibration and creating a confident security. The layshaft includes two exchangeable bearings to simply help expand reduce drivetrain vibration. The composite gear pulley key sturdily toward layshaft, as well as the completed put up is set up on the motor mountââ¬â¢s steel layshaft axle. Machined from premium Swiss 7075 T6 aluminum and black anodized. Fits X4F