Clamping Pressure Up To 136kg Clamp opening: 60.5 cm Heat-Treated Steel Bar One-handed quick-release grip & trigger Ratchet Handle Clamping Quick-Release Lever Plastic Ergonomic Handle New Quick-Change™ button provides easy removal of jaws Irwin Quick-Change Medium-Duty Bar Clamp & Spreader Quick and versatile, the QUICK CHANGE jaw changes from a clamp to a spreader as QUICK and EASY as 1, 2, 3! No tools required! The QUICK CHANGE multi-position jaw can be positioned anywhere on the bar, making even the most challenging clamping or spreading task a snap. Medium duty clamp and spreader with improved ergonomics for increased comfort and Quick-Change screw mechanism for holding jaw firmer. Quick tool-free change from clamp to spreader. Full face pads distribute pressure evenly while supporting foot allows clamp to sit parallel. One-handed operation. Lockable Swivel Jaw allows the even distribution of clamping pressure and also the capabilities to clamp uneven surfaces Heat Treated Steel I-Beam Bar gives resistance to bending and wear Improved ergonomics and design inline with the XP product Improved Screw Quick-Change Mechanism holds the jaw fimer on the bar