G&P Military 600m flip up rear sight (Sand)

Highly stylish metal rear sight designed to be installed onto any standard 20mm rail.

-- Suitable for all M16 Series & AR-Series
-- Utilizes the same well proven concept as the rear sight on the RIS system
-- Sight is held in the locked down position by a quick release dial
-- Initial elevation zero utilizes the stand M-Series front sight bead
-- Adjustable Top to Bottom, Left to Right by screwing a dial
-- 300 ~ 600 meter selection in just a second
-- Built-in horizon line feature helps lead distance targets and lets the shooter square the rifle to counter windage offsets
-- Mounts on any standard 20mm weaver base
-- Made of full metal material, extra strong shock absorption ability