Spring Clamp:An active clamp for fixing irregular objects Holds securely:Strong clamps and rough surfaces make it possible to clamp items tightly to the stand Material:Ratchet clamp is made of reinforced nylon material,which is comfortable to hold,durable and not easy to break Easy to use:Fine tuning lock,1 button unlock.Quickly release with 1 pull,saving time and effort cushion:The cushion can effectively protect the clamped workpiece without damaging the object,and can be adjusted at multiple angles, Weight: 0.48281235378 Pounds, Manufacturer: mophrati