SmallRig 2851 is designed to attach the DJI RS 2 / RS 3 / RS 3 Pro/ RS 4 / RS 4 Pro focus motor to your gimbal especially when the lens that sit higher than the standard focus rod mount can reach, like when the lens is mounted on a large camera body or a camera with battery grip. It is higher than the normal focus rod mount and specially designed to work with Quick Release Plate 3031. It can be slid into quick release plate and is adjustable back and forward within 50mm. The rod mount component is also compatible with DJI original focus rod mount allowing for mounting a follow focus and zoom together. Equipped with 15-12mm rod clamp adapter, it is compatible with focus motor with both 12mm and 15mm rod clamp. The rod mount can be slid to left and right within 16mm which is compatible with lens of different diameters.