Description
In 2012″ RS Regulate began rolling out the first models of the AK-300 Modular Side Mount System” which now features six fully modular uppers and nine different lowers: a front-biased” a rear-biased” and a full-length lower for most Eastern European AK side rails;Rear Biased Lower” “Common Usage: AKM Type rifles (Russian, Bulgarian and other AKM pattern rifles)” “Product Dimensions: 4.78 x 0.55 x 2.16 inches” “Weight: 2.88 oz”