RCBS Matchmaster Neck Bushing 2 Die Set .308 Winchester

• Micrometer seating adjustment: The oversized micrometer lets the seating depth be changed in fine, repeatable increments, which is useful when tuning loads for a specific rifle or bullet profile.
• Neck-bushing sizing system: Interchangeable bushings allow precise control of neck tension, helping handloaders tailor brass grip to their components and loading style for more consistent release at the shot.
• Free-floating seating alignment: The self-centering seating system is designed to keep the bullet and case aligned during seating, reducing the chance of runout and supporting more uniform ammunition.
• Titanium carbide expander surface: The sizing die uses a titanium carbide expander material to reduce brass buildup and promote smoother case extraction during repeated loading sessions.
• Standard press compatibility: With a 7/8"-14 thread, the set fits common reloading presses, making it easy to integrate into an established bench setup without special adapters.

About the MatchMaster Series

RCBS MatchMaster dies sit at the precision-focused end of the company’s rifle reloading range. The series is built for handloaders who want more control over ammunition geometry than a conventional hunting die set typically provides, especially when working with carefully prepared brass for target shooting, long-range work, or rifle-specific load development. A defining feature of the line is its emphasis on micrometer adjustment and bushing-based neck tension control, giving the user a more deliberate way to tune seating depth and case neck sizing.

Within the series, RCBS offers both full-length and neck-size bushing configurations, along with dedicated seater dies. The design philosophy centers on repeatability, concentric cartridge assembly, and smooth operation over long use. MatchMaster seating dies use a free-floating, self-centering seating system and a bullet loading window with bullet retention, while the sizing dies are built around hardened steel construction and interchangeable neck bushings. That combination makes the series particularly relevant to reloaders who sort brass carefully, test seating depth systematically, and want a die set that supports consistent ammunition from batch to batch.

About the RCBS Matchmaster Neck Bushing 2 Die Set .308 Winchester

The RCBS Matchmaster Neck Bushing 2 Die Set .308 Winchester is configured for reloaders who want to fine-tune .308 Winchester ammunition while preserving a fired case’s fit to a particular chamber. Its two-die layout combines neck sizing, decapping, and bullet seating, making it especially well suited to precision bolt-action loading where brass is often kept segregated by rifle. By sizing only the neck, the die set supports a more controlled approach to brass working, while the bushing system allows neck tension to be adjusted to suit bullet choice, brass thickness, and the desired loading behavior.

The seating die is a major part of what distinguishes this set. Its micrometer adjustment makes seating-depth changes easy to repeat when comparing loads, and the free-floating self-centering seating stem is intended to keep the bullet aligned as it enters the case mouth. In practice, that helps when building ammunition for accuracy testing, where small differences in alignment and seating consistency matter. The bullet loading window and bullet retention system also make the seating process more controlled and convenient at the bench.

On the sizing side, the competition bushing neck die uses a changeable neck bushing system and a titanium carbo nitride expander to reduce brass buildup and support smoother operation. The dies are made from steel and fit presses with the standard 7/8"-14 thread, so the set integrates easily into most rifle reloading setups. For handloaders working with 7.62x51mm or .308 Winchester brass and aiming for repeatable, rifle-specific ammunition, this is a purpose-built precision die set.

About RCBS

RCBS was founded in 1943 by Fred T. Huntington in Oroville, California. The company name comes from Rock Chuck Bullet Swage, the original bullet-swaging die that started the brand. From those beginnings, RCBS developed into a specialist in ammunition handloading and reloading equipment for both rifle and pistol cartridges.

RCBS is still associated closely with bench equipment such as presses, dies, shell holders, powder measures, and priming tools, and its catalog spans single-stage, turret, and progressive press systems. The brand remains based in Oroville, California, United States, and in 2024 it became part of Hodgdon Powder Company after its sale by Revelyst. That long focus on practical reloading tools is directly relevant to products like the MatchMaster series, which are built around precise cartridge assembly and repeatable bench use.

Main Features

• Manufacturer: RCBS
• Made in: USA
• Pack size: 2 die set
• Die operation: Bullet seating, Decapping, Neck sizing
• Die type: Bushing
• Bushing: Yes
• Bushing style: Competition Bushing Neck Die
• Case body design: Bottle neck
• Case type: Rifle
• Sizing die material: Titanium carbide
• Material: Steel
• Adjustment: Micrometer
• Press compatibility: Standard 7/8"-14 thread
• Bullet diameter: 7.82 mm / 308.00 inch
• Compatible calibers: .308 Winchester, 7.62x51mm

Warranty

2 years. RCBS states a 2-year warranty for this die set, covering the product for a defined period rather than an open-ended term.

In the Box

• Neck size bushing die
• Bullet seating die
• Plastic storage box