OM 50 Nemesis

Advanced Military Systems Design (AMSD) · Sniper-Rifle · In Production · 2003

Weight (empty)11400 g (402.1 oz)
Overall Length1350 mm (53.15")
Barrel Length700 mm (27.56")
Magazine Capacity5 rounds
Action TypeBolt Action
Firing MechanismStriker Fired
Muzzle Velocity928 m/s (3045 fps)
Muzzle Energy18050 J (13313 ft·lbf)
Effective Range1500 m (1640 yd)
Frame MaterialAluminum Alloy

Primary Caliber: .50 BMG

The OM 50 Nemesis is a Swiss bolt-action anti-materiel rifle chambered in .50 BMG, designed by AMSD (Advanced Military Systems Design). The concept was devised in 2001 by retired US Marine Corps officer James Owens and Swiss engineer Chris Movigliatti, with the first production batch delivered in 2003. All OM 50 Nemesis rifles are built around the same aviation-grade aluminum alloy receiver and steel bolt group with a manually operated rotary bolt. The bolt heads lock directly into the barrel ex...

Country of Origin: Switzerland

Designer: James Owens, Chris Movigliatti