The CAT Pro Select Chiropractic Adjustment Tool is our premium thrust adjustment device, made from durable stainless steel. Comes standard with our comfortable palm and finger pads. The CAT Pro Select also includes our cervical tip and velocity reducer with 15 referenced force settings on the shaft. This device can be adjusted from 20 to 45 lbf AFR (Average Force Range). Includes 18 month warranty, the longest in the industry.