L.E. Wilson Steel Neck Sizer Die Bushing .307" (B-307) | Ultimate Precision for .308 Win, .30-06 & .300 Savage Reloading

Refine your craft with the L.E. Wilson Steel Neck Sizer Die Bushing .307" (Part B-307), a precision marvel from the Wilson dynasty. Optimized for L.E. Wilson Neck Sizing Dies, it masters neck tension on heavy-hitters like .308 Winchester, .30-06 Springfield, .300 Savage, and .300 WSM (loaded OD ~.309"). The gold standard for custom reloaders, delivering benchrest accuracy through superior machining.

B-307: Engineered for Perfection

Wilson's B-307 boasts hardened steel with flawless polish, rivaling any in consistency. For .308/.30-06 brass, it enables pinpoint .001" tension—transforming surplus into match ammo.

Full Specifications

• Diameter: .307" – For ~.309" OD necks
• Build: Heat-treated steel, precision polished
• Fit: 1/2" OD x 3/8" – Wilson dies only
• Part #: B-307
• Calibers: .308 Win, .30-06, .300 Savage, .300 WSM
• Series: B-xxx full range
• Price: $20-$25

Installation Mastery

1. Measure: Neck OD on loaded case.
2. Select: B-307 per chart.
3. Fit: Die insertion.
4. Size: Lube & process.

Elite Benefits

• Accuracy Supreme: Minimal runout.
• Durability: Hardened for volume.
• Smoothness: Effortless resize.
• Versatile: .30 cal king.
• Keywords: Wilson B-307 .307 bushing, .308 neck sizer.

Proven Results

"Wilson = wins." – Reloading communities.

Acquire B-307 Now

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

Excel with L.E. Wilson .307" Bushing (B-307)!

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