338 Ruger Compact Magnum
338 Ruger Compact Magnum . Using bullets from barnes ttsx, nosler ab, barnes tsx, hornady sp, swift scirocco, sierra spbt, hornady ib, swift af/ss. Ballistics and ruger m77 rifles in.338 rcm are supplied with 20 inch barrels. Hornady Superformance Ammo 338 Ruger Compact Mag (RCM) MPN 82138 from www.midwayusa.com Powders include hodgdon, imr, winchester 77 m77 hawkeye compact 308 win 16.5 stainless laminate model 17110 16 inch barrel lone tree, co 80124: It is designed by saami and developed by dave emary with dennis demille.