The multifunctional SmallRig crab-shaped clamp with Ballhead Magic Arm 2164 includes Universal Magic Arm 2163 and Super Clamp 735. It could attach a monitor or video light to the other end, while clamping accessories with a diameter of less than 40 mm, such as DJI stabilizer, Freefly stabilizer, C video stand, etc. It features a nut in the middle to adjust the angles and positions of the monitor or video light or other accessories.