Features: 【Robust aluminum alloy construction】The tripod ball head adapter is made of robust aluminum alloy, ensuring resistance and wear resistance.【1/4" and 3/8" screw adapter】The adapter is equipped with a 1/4" and 3/8" screw adapter, making it compatible with most DSLRs, tripods, monopods, stabilizers, gimbals, and ball heads.【Built-in 3 bubble levels】Three bubble levels are built into the adapter, allowing for precise control of the camera's vertical or horizontal direction and helping with precise positioning.【Wide compatibility】The adapter is 50mm (1.97") long and the jaws can accept plates ranging from 38-42mm wide. It is compatible with any plate.【Non-slip rubber pad and secure locking】The adapter has a non-slip rubber pad to protect the camera and wear and tear. The push-button design ensures a secure lock to accidental falling.Specifications:Part Name:Tripod ball head adapterMaterial: Aluminum alloySize:QJ-06:120*50mmQR-120:120*38mmQJ-07:88*24mmQJ-01:100*32mmQR-50:77*38mmQR-60:78*38mmNNR-100-S:128*65mmQJ-08:99*19mmQJ-08S:99*29mmWeight:QJ-06:82gQR-120:202gQJ-07:105gQJ-01:195gQR-50:87gQR-60:105gNNR-100-S:149gQJ-08:137gQJ-08S:170gColor:BlackPackage Content:1x Tripod ball head adapter