Weatherby .338 WBY RPM 185gr TTSX Boat Tail Ammo

Weatherby Select Plus rifle ammunition is chambered in .338 WBY RPM and loaded with a 185-grain Barnes TTSX Boat Tail bullet. Developed for the lightweight Mark V 6 Lug action, the .338 WBY RPM uses a rebated precision magnum case design intended to provide magnum performance in a compact rifle platform.

The cartridge is based on the 6.5 RPM case necked up to accept a .338-caliber bullet. Its large body diameter, low body taper, and 35-degree shoulder contribute to increased powder capacity and a listed muzzle velocity of 3,100 fps.

Key Specifications

• The ammunition is chambered in .338 WBY RPM.
• Each cartridge uses a 185-grain bullet.
• The bullet type is Barnes TTSX Boat Tail.
• The listed muzzle velocity is 3,100 fps.
• The listed muzzle energy is 3,947 ft-lbs.
• Each box contains 20 rounds.
• Each case contains 10 boxes.
• The case material is brass.

With its .338-caliber format, streamlined bullet design, and substantial listed velocity, this Weatherby load is suited to hunters and shooters seeking factory ammunition for compatible .338 WBY RPM rifles. The 20-round box supports organized range sessions and field preparation.