Anti slip and anti deflection compatible with 38mm Aca standard equipment Quick disassembly and assembly of 1/4 and 3/8 screw ports in 3 seconds+high-precision CNC track Stable, , sturdy, and aluminum alloy creates a higher single load-bearing capacity The anti accidental touch design can lock twice when pushed, and the unlock button cannot be pressed. Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:Black Material:Aluminum alloy Package Contents: 1 x F38 quick release plate Kit Only the above package content, other products are not included. Note: Light reflection 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.