The kit includes Riser Block
Click here for spec sheet: BUCTP Spec Sheet
USDA & FDA approved
All Boston Gear change gears are manufactured with a double key to accept the compound steel bushings that connect two gears together
Number of Threads: Double Thread
NJ12 B Steel Spur Gear 3.5000" ID The kit includes Riser BlockBoston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pinion wire, stem pinions, and internal gears, and most come with a selection of bore diameters, keyways, and setscrews to accommodate a wide variety of application requirements. They are available in plastic, non metallic, brass, steel, and cast iron and are manufactured in a variety of styles, including