Arsenal 5.56x45mm Semi-Automatic RPK
SA RPK-5 S - US made, 5.56, milled receiver, RPK heavy barrel, 14mm muzzle threads, removable muzzle
SA RPK-5 R (Replaces SA RPK-5 S) - US made, 5.56, milled receiver, RPK heavy barrel, 14mm muzzle threads, muzzle nut, folding bipod, cleaning rod inside bipod, no bayonet lug, blond wood furniture, paddle style buttstock, scope rail.
