After years of research and testing, we’ve built what we consider the best shop clamp made. It’s smooth, versatile and built to stand up to everyday shop use. Cam-actuated adjustment system for quick entry, adjustment and exitFully adjustable clamping pressure prevents damage to thin-walled tubesHandy “spinner” handle speeds large size range adjustmentsGrips nearly any tube from 7/8” to 3” / 23-76mm, including aero tubesNarrow clamping jaws 2.7” / 7cm fit into tight areas or on short seat postsPrecision machined, die-cast aluminium main body parts and high-quality small partsDurable powder coat finishSoft, durable composite rubber jaw covers (Replacement jaw covers available - K-1960)Saddle cradle provides a perfect spot to temporarily rest a bikeFits the following repair stands: PRS-2, PRS-3, PRS-4, PRS-2 OS, PRS-3 OS, PRS-4 OS, and PRS-4W