The two-piece high-sized Optisan EVM1DH mount is intended for 11 mm rail (9-11 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. The mount is 24 mm high, made of hardened aircraft aluminium with black-anodised surface. It is secured against unwanted shifting along the rail and it is supplied in the set with three hex keys.