The Nosler E-Tip .308 Winchester 150-grain Monolithic Lead-Free Polymer Tip Brass 20-round box is a premier centerfire rifle cartridge engineered specifically for harvesting whitetail deer, mule deer, elk, and medium-to-large big game in lead-restricted hunting zones. A primary friction point when hunting with traditional cup-and-core or soft-point ammunition is core-jacket separation and heavy fragmentation upon striking dense bone, which reduces penetration depth and damages game meat. Nosler resolves these terminal performance limitations by pairing its precision-drawn reloadable brass cases with the solid lead-free E-Tip projectile, delivering over 95 percent mass retention and deep linear penetration under heavy impact stress.
The primary technical advantage centers on the single-piece copper-alloy body integrated with Nosler's proprietary Energy Expansion Cavity (E²) and Expansion Control Ring. Free from lead separation pathways, the monolithic alloy construction enables the bullet to maintain structural integrity through heavy hide and shoulder bone. Upon impact, the green polymer tip drives rearward into the E² cavity to trigger immediate expansion, while the internal Expansion Control Ring regulates deformation to prevent over-expansion and ensure deep, straight-line penetration through vital organ zones.
Launching its 150-grain monolithic bullet at 2,750 FPS, this E-Tip loading provides flat flight paths, reduced wind deflection, and consistent terminal expansion across both short and extended distances. Assembled using premium reloadable Nosler brass cases, clean-burning propellants, and non-corrosive Boxer primers, it guarantees uniform chamber pressure, tight velocity tolerances, and smooth feeding across short-action bolt-action rifles and semi-automatic AR-10 platforms. It is an outstanding selection for non-toxic hunting mandates, western game management, and public land hunting.
Key Benefits
- Monolithic Copper-Alloy E-Tip: Solid lead-free projectile retains over 95% of its weight for deep linear penetration through bone.
- Energy Expansion Cavity (E²): Polymer tip drives into a specialized nose cavity to initiate immediate, uniform expansion on impact.
- Expansion Control Ring: Regulates bullet deformation to prevent over-mushrooming and maintain forward driving momentum.
- 100% Lead-Free Compliance: Meets all state, federal, and public-land non-toxic-hunting mandates without sacrificing lethality.
Technical Specification
- Ballistics: .308 Winchester / 7.62x51mm Compatible | 2,750 FPS Muzzle Velocity | Lead-Free Big Game Profile
- Projectile: 150 Grain | Nosler E-Tip® | Green Polycarbonate Tip | Monolithic Copper-Alloy | Boat-Tail Base
- Case/Primer: Precision-Drawn Virgin Reloadable Nosler Brass Case | Non-Corrosive Boxer Primed
- Logistics: 20 Rounds Per Box | Nosler E-Tip Ammunition Series
- Dimensions: Standard .308 Win Geometry | Short-Action Bolt & AR-10 Platform Compatible | SKU: NOS40034
- Application: Big Game Hunting, Whitetail Deer, Mule Deer, Elk, Feral Hogs, and Lead-Restricted Zones
- Standards: SAAMI Compliant | Nosler Factory Quality Control Benchmarks
Secure consistent terminal performance and regulatory compliance with Nosler E-Tip .308 Winchester ammunition, available through SMKW as a trusted source for precision hunting loads.
