Description Gear Jammer by Motion Pro. Locks gears in place for easy installation and removal of engine components, clutch baskets, primary gears, etc. Allows tightening of lock nuts to proper torque setting. Works on virtually any motor/engine case. Powerful magnet holds tool in place during use. Made of billet 6061 T-6 aluminum in blue anodized finish. Note: not for use with impact gun.
