Tiger Paw 400 sq. ft. Premium Synthetic Roofing Underlayment Roll Outdoor flush mount Feather triggers design for added Feather triggers design for added speed control 5 inches wide with a 3 inch throat depth to easily accommodate projects FRICTION ARM Time saving friction arm lets you quickly place and adjust clamp 90% faster than a C clamp 600 POUND CLAMP Clamps down with a nominal clamping pressure of 600 pounds to securely hold projects QUICK RELEASE Ratcheting handle includes a quick release lever for easy removal ) 400 sq ft Product Width (in Super Arbor’s use of third party trademarks does not indicate any affiliation