RCBS Matchmaster Comp Seat Die 338 ARC

Description

The RCBS Matchmaster Comp Seat Die 338 ARC is engineered for precision bullet seating in reloading applications. Constructed from case-hardened steel with a deep blued finish, it prioritizes durability and a refined appearance. An oversized micrometer adjustment knob enables seating depth control to within a thousandth of an inch for repeatable results.

Key Specifications

• The die is made from case-hardened steel for durability.
• The finish is a deep blued polish for corrosion resistance and appearance.
• Adjustment is handled by an oversized micrometer knob for seating depth control to within a thousandth of an inch.
• Includes a bullet seating window with retention system to aid alignment and reduce misseated bullets.
• Features a free-floating, self-centering bullet seating stem for improved concentricity.
• Model designation specifies 338 ARC compatibility as shown in the product name.
• Intended use is competition and precision reloading.
• Product type is a reloading die.

Designed for reloaders who demand repeatable, concentric seating, the RCBS Matchmaster Comp Seat Die provides the control and features needed to produce uniform ammunition. Its micrometer adjustment and self-centering seating stem support consistent seating depth and alignment, making it well suited for competitive and precision shooting applications where consistency matters.