Really Right Stuff B2-LR-II Lever-Release Clamp

This B2-LR-II Lever-Release Clamp from Really Right Stuff is compatible with most Arca-type camera plates, camera bars, and multi-purpose rails. The jaws of the clamp open wide for plates to be top-loaded quickly and easily. The locking lever release is opened or closed by only using finger force, and once the clamp is locked down onto the plate, it has a holding power of up to 50 lb. At the top of the clamp it features three counter-sunk sockets. The center socket has female 3/8"-16 threads and it accepts metric 6 and 1/4"-20 threaded screws via a bushing adapter when mounting to a ball head stem. Two additional 1/4"-20 threaded holes are spaced 30mm apart from the center socket. The CNC machined 6061-T6 aluminum clamp has a black anodized Type II finish. Index marks are laser-engraved on both sides of the clamp so a position can be repeated reliably. The stainless-steel locking-lever has a low profile, and the lever hugs the side of the clamp very closely, so it is very unlikely to snag onto clothing or ...