Strike Rail for AR-15 Length:13.5" it meets SANS 1658:2007 and

it meets SANS 1658:2007 and NIJ 0101

and fits up to a 3-liter water bladder with discreet top hose outlets

56 × 45 mm Ball SS109

Borelock Muzzle Brake costs R3

Made to fit Mil-Spec M4 receivers

Strike Rail for AR-15 Length:13.5" it meets SANS 1658:2007 andThe SI Strike Rail for the AR 15 was developed to fulfill the requirements of certain agency partners, who wanted a lightweight, but feature packed rail that they could depend on when entering harms way. In service of this mission, we bring to you, the new SI Strike Rail. Lightweight, high strength, everything you need, and nothing you dont. Not Compatible: Most gas piston systems. Not compatible with some billet side charging uppers. Made to fit Mil