Weatherby Select Plus 338 RPM 225 Grain Barnes TTSX Lead-Free Ammo - 20 Rounds

The Weatherby Select Plus 338 RPM with 225 grain Barnes TTSX bullets delivers the lead-free performance serious backcountry hunters need. Built on Weatherby's 338 RPM cartridge—introduced in 2022 to pair full magnum power with lightweight rifle platforms—this ammo puts premium bullet construction and clean shooting in a package designed for North America's toughest game. The 338 RPM itself was engineered to chamber large-caliber projectiles in the svelte Mark V 6 Lug action, proving you don't sacrifice capability for weight when field conditions demand it.

Each round fires a 225 grain Barnes TTSX monolithic bullet, known in the hunting world for deep penetration, controlled expansion, and complete lead-free construction. The 338 RPM cartridge that propels it features a large case body, low taper, and 35-degree shoulder—all engineered to generate the velocity needed for extended-range shots while minimizing the burden on your shoulder and pack. This is ammo built for hunters who refuse to compromise on terminal performance or environmental responsibility.

Weatherby Select Plus ammunition represents the factory-loaded option for shooters who want confidence in their magnum rifle without the time or complexity of hand-loading. This 20-round box is ideal for sighting in your Mark V or verifying load performance before a hunt. If you're running a 338 RPM rifle and need dependable, lead-free hunting rounds, this is the logical choice.

Key Features

• 225 grain Barnes TTSX monolithic bullet—lead-free construction for ethical, compliant hunting
• Engineered for the 338 RPM cartridge, optimized for lightweight magnum rifles
• Large case capacity and 35-degree shoulder design maximize velocity potential
• 20 rounds per box—ideal for load verification and hunting applications
• Weatherby Select Plus factory loadings deliver consistent performance and quality control

Specifications

Frequently Asked Questions

What rifle does 338 RPM ammo work in?

The 338 RPM was designed for Weatherby Mark V 6 Lug rifles. Always verify your rifle's caliber marking before loading any ammunition.

Is this ammo lead-free?

Yes. The 225 grain Barnes TTSX bullet is a monolithic copper-based projectile with no lead, making it compliant with lead-free hunting regulations in restricted areas.

How many rounds are in a box?

This box contains 20 rounds of Weatherby Select Plus factory-loaded ammunition.

Can I reload 338 RPM brass?

The 338 RPM cartridge is based on a rebated case design. If you plan to reload, verify your reloading manual and equipment are compatible with the cartridge's rebated diameter and specifications.