Irwin QUICK-GRIP SL300 Series 518QCN Bar Clamp/Spreader, 300 lb, 18 in Max Opening Size, 3-1/4 in D Throat, Plastic Body

The Irwin® QUICK-GRIP® SL300 single handed bar clamp provides up to 300 lb of sustained clamping force that is evenly distributed through locking swivel jaws. It is constructed with an I-beam bar to reduce flexing and bowing and has a unique pistol grip design and quick release trigger for single handed operation. This clamp easily converts to a spreader with a few simple turns of a Quick-Change™ screw.