The FN A2 SPR features a Pre-’64 Winchester-type action with claw extractor, Controlled Round Feed (CRF) and a three-position safety. It has a 24" chrome-lined barrel, a McMillan™ A4 adjustable tactical fiberglass stock with undercut buttstock profile, an adjustable cheekpiece and the choice of either a detachable box magazine (DBM) or hinged floorplate (FLP) magazine. The 300 WSM chambering is only available in a hinged floorplate model.