FENNER DRIVES Shrink drive B-LOC 55-10 series

 The B-LOC SD10 Series 55-10 Shrink disc is the first external locking device that provides a high-capacity, zero-backlash shaft to the hub through mechanical interference fit and delivers 1,014 ft lb and 1,707 ft lb of torque, depending on specific shaft sizes, on shafts ranging from 1 1/2 "to 1.773" in diameter.