The CETME Model 58 is a stamped-steel, select-fire battle rifle produced by the Spanish armaments manufacturer Centro de Estudios Técnicos de Materiales Especiales. The Model 58 used a 20-round box ma
CETME Model C battle rifle
CETME prototype. Note: position of rear sight and bipod folded back to form fore-stock.
Close-up of CETME prototype. Note: position of rear sight and selector markings.
The 7.62×51mm NATO is a rimless, bottlenecked, centerfire rifle cartridge. It is a standard for small arms among members of the North Atlantic Treaty Organisation.
Unfired 7.62×51mm NATO round (B) next to three recovered bullets, showing rifling marks (A)
.50 BMG, .300 Winchester Magnum, .308 Winchester, 7.62×39mm, 5.56 NATO, and .22 LR
Service rifle cartridges loaded with projectiles: (left to right) 7.62×54mmR, 7.62×51mm NATO, 7.62×39mm, 5.56×45mm NATO, 5.45×39mm
7.62×51mm NATO cartridge case ejection from a British L129A1 Sharpshooter Rifle after firing L59A1 "High Performance" ammunition featuring a 10 g (155 gr) bullet