Weatherby select plus with the ultimate in speed power and velocity.It's the flattest shooting hardest-hitting most accurate ammo you can buy.It pairs weatherby's magnum design with the most popular bullet offerings from barnes hornady swift berger and nosler.With select plus there's a bullet option to meet every hunting or shooting situation.Specifications: 6.5x300 wthby mag/130 gr/swift scirocco ii /20 per box/10 csCaliber: 6.5x300 Wthby MagBullet Type: Swift Scirocco IIBullet Weight: 130 grMuzzle Energy: 3488 ft lbsMuzzle Velocity: 3476 fpsRounds Per Box: 20Boxes Per Case: 10Application: HuntingCasing Material: BrassHazair: Yes