New HIRO brand 50mm DLV-50 Arca-Swiss compatible Quick Release Clamp
with detachable bubble level.
Width is adjustable using provided allen wrench.
Lever is captive and cannot be accidentally unscrewed.
Lever is reversible for left or right hand orientation.
3/8" Standard thread will fit on any standard tripod or head.
1/4" steel bushing adapter (included) converts it to 1/4" thread.
All metal construction 50mm (2") in Length. 
Weighs 70g (2.5oz)
Includes removable bubble level, bushing adapter and 2 allen wrenches.
Compatible with all Arca Swiss style plates.