The Crab-Shaped Clamp with Magic Arm and Action Camera Mount from SmallRig lets you mount a 1/4"-20 threaded camera accessory or 3-prong mount action camera on a rod, pipe, tripod leg, or surface measuring 0.6 to 1.6 deep. The kit is made up of a durable crab-style clamp, an adjustable 11.4" magic arm, and a detachable 3-prong action camera mount.
The magic arm features an adjustable mini ball head with a 1/4"-20 screw at each end and a joint in the middle, enabling you to position your accessory at almost any angle.