Greenteeth 1-3/4" LoPro Bolt, Fits 3/8" Wheels is expertly engineered to secure LoPro pockets to 3/8" cutter wheels with superior strength and durability. This bolt is designed to outperform standard allen bolts by featuring a large surface area drive head that provides greater holding power. It also includes a smooth shank for added structural integrity and a built-in extraction slot that allows for hassle- removal of broken bolts. For optimal performance, it is to torque this bolt to 180–240 ft-lbs using a 1/2" torque wrench. When installed, the bolts should be recessed 1/8" to 1/4" from the outer edge of the LoPro pocket. This bolt is a critical component for reliable stump grinder operation. Model Number: LP-134