Redding Competition Bushing Neck 3-Die Set .300 Win Mag

Redding Competition Bushing Neck Sizing System

This three-die set represents the pinnacle of reloading precision for the .300 Winchester Magnum cartridge. Designed specifically for competition shooters and meticulous handloaders, it delivers the exacting standards required for match-grade ammunition.

Key Features

Superior Case Support and Alignment

• The cartridge case is completely supported and aligned before sizing begins
• A tightly chambered sliding sleeve maintains case position throughout the sizing stroke
• The resizing bushing self-centers on the case neck for consistent, concentric results

Precision Decapping

• The decapping rod is maintained in precise alignment using internal die components as a linear support
• This design concept mirrors the alignment principles of a firing pin
• Ensures clean, centered primer pocket preparation

Micrometer-Controlled Neck Sizing

• Micrometer adjustment delivers precise control over neck length sizing
• Allows you to dial in exact specifications for your competition loads
• Ideal for shooters who have meticulously prepared their brass and prefer bushing-only sizing without a sizing button

What's Included

• Competition Bushing Neck Sizing Die Body
• Competition Seating Die
• Sizing Die
• Note: Dies are supplied without bushings. Carbide size button kits are available separately if desired.

Best For

Competition shooters, precision rifle enthusiasts, and dedicated handloaders who understand that ammunition quality directly impacts accuracy and consistency.