Normalpatroner Heym SR 30 N (normalkamring) er tilgjengelige kamret for .22-250, .243 Win, .25-06, 6.5 mm Creedmoor, 6.5×55mm, 6.5×64 mm, .270 Win, 7x57 mm, 7x64 mm, .308 Win, .30-06, 30-06 Ackley Improved, 8×57 IS, 8×64 mm S, 8.5×63 mm og 9.3x62 mm.