L.E. Wilson Steel Neck Sizer Die Bushing .305" (B-305) | Top-Tier Precision for .300 BLK, .303 British & .30 Cal Reloading

Dominate your reloading bench with the L.E. Wilson Steel Neck Sizer Die Bushing .305" (Part B-305), the epitome of accuracy from Wilson's precision arsenal. Tailored for L.E. Wilson Neck Sizing Dies, this robust steel bushing perfects neck tension on cartridges such as .300 AAC Blackout, .303 British, .307 Winchester, and .30-30 Winchester variants (loaded neck OD ~.307"). Benchrest champions and tactical reloaders trust Wilson for its ultra-tight tolerances and flawless performance.

The Wilson Difference: B-305 Excellence

Crafted with obsessive precision, the B-305 features hardened steel construction and a super-smooth polish, ensuring vibration-free resizing. Outshines Redding in tolerance for competitive edges—customize .001"-.002" tension for .300 BLK suppressed loads or .303 surplus brass revival.

Detailed Specifications

• Internal Diameter: .305" – Targets .307" loaded necks
• Material: Heat-treated alloy steel, impeccably polished
• External Specs: 1/2" OD x 3/8" – Seamless Wilson die fit
• Model: B-305
• Die Compatibility: L.E. Wilson Neck Sizing Bushings system
• Ideal Calibers: .300 BLK, .303 Brit, .307 Win, .30-30, 7.62x39
• Increment: Part of B-185 to B-368 series
• Typical Price: $20-$25

Pro Setup Instructions

1. OD Check: Micrometer loaded neck (~.307").
2. Bushing Pick: B-305 for precision. View Wilson Chart PDF.
3. Mount: Insert into die.
4. Run Cases: Neck lube; inspect uniformity.

Insight: Ideal for AR .300 BLK plinking to match .303.

Standout Advantages

• Micron Accuracy: Tightest industry specs.
• Case Longevity: Gentle on brass necks.
• Silk-Smooth: Low drag polishing.
• Competition Proven: NRA/PRS staple.
• Search Terms: Wilson B-305, .305 bushing, .300 Blackout neck sizing.

Elite Endorsements

"Wilson bushings = reloaded perfection." – Long Range Hunting forum.

Secure Your L.E. Wilson B-305

• Official L.E. Wilson
• Precision Reloading
• MidSouth
• Creedmoor Sports
• Amazon

Master .30 cal loads with the L.E. Wilson .305" Steel Bushing (B-305)!

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