Ball Head T-Post Clamp built to fit around a T-Post Perfect for Trail Cameras, Slow Glow Hunting Lights, GoPro Cameras, game calls, motion detectors, solar panels, and anything else with a 1/4" x 20mm threaded insert Swivel and Tighten using the ball-head feature, allowing 360 degree rotation of your accessory Fits around any of the 3 sides of a standard T-Post Quality Aluminum design is weather proof and meant for year-round performance The MAVERICK Ball-head T-Post Clamp is the most secure way to attach anything with a 1/4” x 20 thread securely to a t-post. Perfect for Slow Glow lights, trail cameras, solar panels, motion detectors, hunting lights, GoPro Cameras, and other accessories with a female threaded insert. Pivot and tilt your accessory exactly where you need and lock it down. Fits all 3 sides of a standard T-post and stays secure indefinitely.