The UDP-9 SBR is a compact, lightweight 9mm AR-15 short barrel rifle. It accepts any 9mm double stack GLOCK® magazine and features last round bolt hold open.
Last round bolt hold open on an empty magazine
Flared magwell for faster reloads
Integrated, oversized trigger guard
7075-T6 billet aluminum lower with a matte black hard-coat anodized finish
7075-T6 billet aluminum slick side upper receiver with appropriately sized ejection port and no forward assist or dust cover
Threaded bolt catch screw
9mm bolt assembly for use with a standard AR-15 hammer
6” 9mm barrel in chrome moly with a 1/10 twist, black melonite finish and A2 style flash suppressor
Barrel is threaded 1/2×36 and can accept a suppressor
Magpul MOE stock and Magpul K2 pistol grip
Angstadt Arms 5.5” free float M-LOK hand guard with a modern, ergonomic, 7 side design that allows for 45 degree offset mounting options
Continuous top mil-spec 1913 picatinny rail
Weight: Sub 5lbs
Length: 24″
Patent pending
Accepts all Glock® aftermarket magazines. We recommend using factory Glock® magazines