1、Made of high grade aluminum alloy material, which is solid, firm and durable 2、Anti-skid design at the articulating part increases the friction, making it be more tight and secure, to reduce scratch caused by friction at the same time 3、Provide both 1/4" and 3/8" screws 4、Offers super clamping strength and stability 5、Big load of up to 2kg with mini dimensionsFeatures:Made of high grade aluminum alloy material, which is solid, firm and durable.Anti-skid design at the articulating part increases the friction, making it be more tight and secure, to reduce scratch caused by friction at the same time.Provide both 1/4" and 3/8" screws.Offers super clamping strength and stability.Big load of up to 2kg with mini dimensions.Great accessory for camera and DSLR equipment.Specification:Material: Aluminum AlloyThread: one 1/4"-20 and one 3/8"Minimum opening diameter :10mmMaximum opening diameter: 41mmPackage Include:1x Crab Pliers Clip Features:Made of high grade aluminum alloy material, which is solid, firm and durable.Anti-skid design at the articulating part increases the friction, making it be more tight and secure, to reduce scratch caused by friction at the same time.Provide both 1/4" and 3/8" screws.Offers super clamping strength and stability.Big load of up to 2kg with mini dimensions.Great accessory for camera and DSLR equipment.Specification:Material: Aluminum AlloyThread: one 1/4"-20 and one 3/8"Minimum opening diameter :10mmMaximum opening diameter: 41mmPackage Include:1x Crab Pliers Clip 1x Crab Pliers Clip