The swing clamp is tooless adjustable from 22-36mm (0.86"-1.30") to securely fit a variety of round tubing such as a light stand or tripod for mounting of accessories. This version incorporates a center saddle to minimize marking on the clamping surface. The design of the clamp allows for easy fitment and removal. To install unscrew the wing bolt, release the locking pin, clamp over the tubing, engage the locking pin and tighten the wing bolt until secure. There are built in V-Mounts along with 1/4" and 3/8" threaded holes for mounting accessories.