Desmond brand 60mm DBA-02 Arca-Swiss / Bogen 3157N compatible Quick Release Clamp. Fits both Arca-Swiss compatible plates & Bogen 3517N / Manfrotto 200PL-14 RC2 plates. Improved version of DBA-1. Features: removable Bubble level, Laser etched decimal scales, Excess material removed for lighter weight. 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. 60mm (2.36") in Length. Weight: 107g (3.8oz) QR plate is not included, shown for illustration only.