The RCBS 284 Win Full Length Die Set (Model: 14101) is a professional-grade, mechanical workshop tool designed for reloading bottleneck rifle cartridges. This Group A standard die set is engineered to process spent .284 Winchester brass, restoring fired cases back to factory-minimum SAAMI dimensions. Constructed from case-hardened, high-grade steel, this set features a standard 7/8"-14 thread interface, making it fully compatible with standard Australian single-stage and progressive reloading presses.

Key Features

  • Full-Length Sizer Die: Resizes the outer body of fired brass to SAAMI minimum cartridge dimensions, de-primes the case, and expands the neck to the correct inside diameter. Integrated air vents and lubricant escape channels prevent hydraulic damage and shoulder dimpling.
  • Bullet Seater Die: Features an integrated bullet seater plug and a built-in roll crimper to seat and secure the new projectile at a precise, user-specified depth.
  • Standard Threading: Built with a standard 7/8"-14 thread to fit standard reloading presses without adaptation.
  • Durable Material: Crafted from case-hardened, high-grade steel to resist wear over high-volume reloading cycles.

Product Specifications

  • Brand: RCBS
  • Model/Part Number: 14101 (R14101)
  • Calibre Compatibility: .284 Winchester
  • Thread Interface: 7/8"-14 thread
  • Die Type: 2-Die Full Length Set
  • Package Dimensions: 15.2 cm x 11.4 cm x 4.2 cm
  • Package Weight: 0.56 kg

Who is the Rcbs 284 Win Full Length Die Set for?

  • Handloaders processing mixed-source brass — requires the 7/8"-14 thread interface of this full-length sizing die to reform fired .284 Winchester cases of unknown origin back to uniform SAAMI minimum dimensions.
  • Hunters and range shooters — require reliable, jam-free feeding in any standard .284 Winchester chamber, which is achieved by processing brass through this full-length 2-die set rather than neck-sizing.

Less suitable for: Bolt-action precision shooters seeking maximum case longevity, who should use a Neck Sizer Die Set to reform only the neck and leave the fire-formed body untouched, or shooters using high-volume semi-automatic actions who should use a Small Base Sizer Die to size the cartridge body an additional few thousandths of an inch below SAAMI minimums to guarantee feeding.

SKU RC39181LP
Model # R14101
Brand Rcbs
Shipping Weight 1.0000kg

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