Spring-loaded clamp adjustable by screw. with‰ clearance of 3cm. Features Screw-adjustable pressure Nylon and fibreglass body Adjustable angular jaws Extra-strong tempered spring Technical data : à‰ clearance (cm) 3 Grip depth (cm) 3,5 Total length (cm) 11,5 Weight (g) 88 Max. pressure (Kg) 0-20