Weatherby Select .240 Weatherby Magnum 100 Grain Spitzer Boat Tail Brass Cased Rifle Ammo 20 Rounds. The Select ammo gives you flat shooting hard hitting and accurate performance. Specifications for Weatherby Select .240 Weatherby Magnum 100 Grain Spitzer Boat Tail Brass Cased Rifle Ammunition: Manufacturer: Weatherby Caliber: .240 Weatherby Magnum Number of Rounds: 20 Bullet Type: Spitzer Boat Tail (SBT) Bullet Weight: 100 grain Cartridge Case Material: Brass Primer Style: Centerfire Weatherby H240100IL: Select .240 Weatherby Magnum 100 Grain Brass Cased Rifle Ammo 20 Rounds