- small Quick-Release Coupling with Quick-Change Holder 40 mm long - we offer other different lenghts of quick-change holders too (see accessories) - compatible with different dovetail plates other companies (Arca-Swiss, Novoflex, Burzynski) - with rubberstring for turnprotection - integrated spirit level - Base thread 1/4" and 3/8" - weight without plate : 90 g / 0.19 lb