IRWIN QUICK-GRIP Quick-Change Medium-Duty Bar Clamps can be converted from a clamp to a spreader in seconds, with a clamping hold load of 136kg. The lockable swivel jaw enables uneven surfaces to be clamped and it is fitted with square XP-style protective pads to protect the work surface from damage. Enhance your clamps with a wide range of QUICK-GRIP Clamp Accessories.