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SAC Modular Expander Mandrel

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Product details

Management number 211304508 Release Date 2026/04/04 List Price $36.00 Model Number 211304508
Category

The Short Action Customs Expander Mandrel Kit serves as a versatile bridge between carbide standard and decapping expanding mandrels, offering convertibility between the two. Each kit includes a Thread Protector and five distinct Pins, enabling compatibility with all Short Action Customs Modular Sizing Dies. The kit provides flexibility, allowing users to choose between a decapping mandrel and a standard non-decapping mandrel. Decapping pins are replaceable and can be purchased separately. The mandrels are crafted from nitrided 17-4 H1150 Steel, while the pins are made of 11-44 stress-proofed steel. Note that these items are not finished and may rust over time, with no warranty coverage for rust or breakage. Assembly and usage guidance is provided for specific calibers. The kit contains a Modular Expander Mandrel, Thread Protector, Pins 1-5, a 3/16 C-Clip, four .025 Shims, ER11 Collet Compatibility, and a Pin Fitment Guide. All mandrels utilize a 7mm ER11 Collet, which is not included. The Pin Fitment Guide details compatible calibers for each pin, with shims required for certain calibers.

  • Bridging the Gap: Convertible Mandrel Kit for Versatility
  • Included Accessories for Compatibility with All Modular Sizing Dies
  • Flexible Mandrel Options: Decapping or Standard
  • Replaceable Decapping Pins Available for Purchase
  • Durable Construction: Nitrided Steel Mandrels, Stress-Proofed Steel Pins
  • Assembly Required for .338 Cal Mandrels
  • Replacement Pins for .20 Cal Mandrels
  • Wrench Required for Decapping Pin Tightening
  • Included Components: Modular Expander Mandrel, Thread Protector, Pins 1-5, 3/16 C-Clip, (4) .025 Shims
  • Pin Fitment Guide: Compatibility with Various Cartridge Sizes
  • Pin 1 Compatibility: 22 ARC, 224 Valkyrie, 6 ARC, Alpha Dasher, Dasher, BR, BRA, 6 PPC, 6.5 Grendel, 300 Blackout, 7.6239
  • Pin 2 Compatibility: 204 Ruger, 22-250 Rem, 22-250 Rem AI, 223 Rem, 223 Rem AI, 6 XC, X47 Lapua, GT, Creedmoor, 6.5 PRC, 6.8 Western, SAUM, SAW, Winchester, 8.6 Blackout (with 3 Shims)
  • Pin 3 Compatibility: 6.555 Swede, 277 Fury, 6.851 (277 Fury Hybrid Case), 7 WSM, 284 Win, 284 Shehane, 300 WSM, Winchester AI
  • Pin 4 Compatibility: 264 Win Mag, 270 Winchester, 27 Nosler, 7 PRC (with 3 Shims), 7mm Rem Mag, 280 Rem (with 3 Shims), 280 Rem AI (with 3 Shims), 30-06 Springfield, 300 Blaser Magnum, 30 Nosler, 338 Win Mag, 338-06 AI, 33 Nosler
  • Pin 5 Compatibility: 26 Nosler, 7 RUM, 28 Nosler, 300 PRC (with 3 Shims), 300 Win Mag, 300 RUM
Brand Name Short Action Customs
Manufacturer Short Action Customs
Included Components Modular Expander Mandrel, Thread Protector, Pins 1-5, 3/16 C-Clip, (4) .025 Shims, 3/16 C-Clip, (4) .025 Shims, ER11 Collet Compatibility, Pin Fitment Guide

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