【BALLHEAD MOUNT】SmallRig 1138 is a Multi-Function Double Ball Head with bottom clamp and 1/4" screw. It can Mount Monitors and led Lights to DSLR, 360 degree articulation when shooting. 【PURPOSE】Can be mounted directly to a DSLR or camcorder's, or mounted directly to any rods, tube up to 54mm diameter. 【FEATURES】Can also be used as a action camera mount on motorbike or hold a microphone on a boom arm, mount of small lume cube,cameras, monitors, compact cameras, phones, flashes, handheld gimbals and other devices 【HIGH QUALITY】This SMALLRIG super clamp is made of nearly all metal ( aluminium alloy ), solid and sturdy. Feature a protective dense rubber pad on clamp area to prevent scratches 【MATERIAL】Aluminum Alloy.