The XL Quick Fist Clamp features two 14″ (356mm) separate straps capable of holding round objects up to 15″ (381mm) in diameter or linear items up to 28″ (711mm) in length. Each clamp supports a safe working load of 150 lbs (68 kg) with a break strength of 300 lbs (136 kg). Two clamps can support up to 300 lbs (136 kg) with a break strength of 600 lbs (272 kg). Each half of the clamp mounts with four #10 screws or bolts, and the mounting area is 2″ x 2″ (51 x 51mm).

The Original Quick Fist Clamp is designed to securely hold tools and equipment ranging from 1″ to 2.25″ (25 to 57mm) in diameter. Each clamp supports a safe working load of 25 lbs (11 kg), and two clamps can support up to 50 lbs (23 kg). The clamp mounts easily with a single #10 bolt or screw, and the mounting area measures 2.75″ x 0.875″ (70 x 22mm).