RangeMaster PullEasy Shoulder Pulley with Patient Guide │Physical Therapy Shoulder Pulley │ Aids with Shoulder Surgery Recovery │ Grip Free Hold │ Metal Bracket Door Attachment auspowers_batchone 55 included angle and hardness B00IIC6ALK 55 included angle and hardness 62 64Rc Unique round cutting blades can be rotated and reversed for long life our patented design includes two different kinds of high quality plastics: a hard plastic on the outside and a soft plastic on the inside which provides the necessary structural strength with less material ADJUSTABLE LENGTH Wooden handle allows easy adjustability of the 85 inch cord length to promote comfortable and hassle free use RangeMaster PullEasy Shoulder Pulley with Patient Guide │Physical Therapy Shoulder Pulley │ Aids with Shoulder Surgery Recovery │ Grip Free Hold │ Metal Bracket Door Attachment