Features
Slow fire upper receiver for the M-11/9 SMG. 670, 690, 770 and 950 RPM rates of fire available. Features a full length accessory rail on the top and integrated foregrip with accessory rail on bottom. Mounting points on sides for additional accessory rails. Side cocking, reciprocating charging handle on left side. Designed for use with removeable AR-15/M-16/M-4 sights (not included), or can be used with just a scope installed. Comes complete with upper receiver, bolt assembly, cocking knob, barrel and manual. Drop-in assembly requires no modification to your lower receiver. #500
