Made of high-quality alloy, the surface is powder sprayed or blackened, durable and anti-rustThese M8 clamping rods have six different thread lengths, you can choose the right one to meet your needsThe internal return spring automatically engages the teeth, and the handle can be fixed in placeThis handle is particularly suitable for situations where the lever rotation angle is limited, and is mainly used to adjust the position and height of mechanical operating parts.By pressing the handle button, the serrations will disengage, and then the handle can be turned to the desired position.describe:The adjustable lever is a clamping component that provides a ratchet function, which is especially useful in tight spaces. The design also allows easier visual adjustments to specific locations, and the ergonomic shape makes it easy to use. They are very suitable for situations that require more torque than simple knobs.Specification:Surface treatment: powder coating, blackeningType: M8x16mmsize:Handle length 63mmMaterial:Aluminum alloycolour:BlackPackage Contents:1 x Adjustable tightening handle screwOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.