Built to withstand the rigors of everyday use, the heavy duty PRS 3 OS 2 is the repair stand of choice for professional bike shop mechanics around the world. The 100 3D Micro Adjust clamp grips nearly any tube from 78 to 3 23 76mm, including aero tubes. Clamp rotates 360 degrees for easy access to any part of the bike. Clamp height is adjustable from 50 to 62 127 158cm. Large diameter upright tubing resists flex. Bolt floor using the FP 2, or to the 68 lbs 130 base sold separately, ensuring rock solid stability. Chrome plated. Includes 105 Aluminum Tool Tray. Replacement parts available so stand can be completely rebuilt.