The two-piece medium sized Optisan mount intended for 11-mm rail (9.5-11 mm) and for riflescopes with tubes of 1" in diameter. The mount is of high quality, equipped with all the modern elements and tested in hard conditions. It is 19 mm high, made of hardened aircraft aluminium with black-anodised surface. The mount is secured against unwanted shifting along the rail and it is supplied in the set with three socket-head wrenches.