Action Fit: Sako TRG-S,GA Precision (338 Lapua),Witchita Classic,Stiller TAC 338,Steyr Mannlicher,Hall Express,Steyr SSG Bolt Diameter: .740 Cartridge: 250 Savage,25-06 Remington,257 Roberts,6.5 x 55 mm Swedish Mauser,280 Remington,7 mm - 08 Remington,260 Remington Delivery weight: 0.091kg Shipping height: 23mm Shipping width: 25mm Shipping length: 302mm