RS REG F-LNGT CNTRY PRPTRY MOD LWR

RS Regulate Century Proprietary Full Length Lower, Side Modular Mount, Fits Century Arms Proprietary Railed Rifles, Matte Finish, Black AK-309M

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