RS REG 1913 LONG PIC RAIL MOD UPPER

RS Regulate Modular Upper, Zero MOA Picatinny Mount, Fits Picatinny Mounted Optics, Matte Finish, Black AKR

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