Mount rings with RIS, 25mm, 30mm, high, HD, ACM

Reinforced high (Heavy Duty) mounting rings distributed under the brand ACM. With supplied spacer it serves for universal mount of riflescope or red dot with tube diameter 25 mm and 30 mm. Another interesting solution is replaceable half upper part of the ring with normal RIS, which offers the possibility of mounting additional accessories for example spirit level, flashlight, red dot, etc. The mount ring is by its lower spacing designed for a standardised rail with a width of 20 mm (± 5 mm).