2 Pcs L-shaped Screw Screws 7-Shaped Screw Black Screw Thumb Screw Aluminum Alloy Screw Rotating Knob

Description It is a 7-shaped handle screw which is made of aluminum alloy. Single wing design allows you to easily tighten the thumb screw without the use of any tools. Widely used in photographic equipment. Features - Color: Black. - Size: 3.50X2.50X1.00cm/1.38X0.98X0.39 inch. - Material: Aluminum alloy. - The sprung ratcheted lever offers far more leverage for proper tightening ensuring your doesn t move around. - Easy to adjust can be used in photographic equipment. - When there is an accessory obstacle the knob to be screwed in only pull the thumb knob and rotate the knob to overcome the obstacle. This design is very useful. - Made of material for long time and use. - It has a simple design but very practical in use giving you a good using experience.