- New
Reference: Iosso-Paste 10215
Brand: Iosso Products
Reference: 073000020 19010
Brand: Iosso Products
Reference: NTG100H
Brand: Teslong
Reference: NTG 5 mirror Mirror set
Brand: Teslong
Reference: NTG150W
Brand: Teslong
Reference: 749011715
Brand: Sinclair International
Reference: B30
Brand: Dewey Manufacturing
Reference: SEB-SRB-G2
Brand: SEB Rests
The Short Action Customs Modular Headspace Comparator Insert (6mm / 30°) is a precision-engineered reloading tool designed to deliver unmatched accuracy for cartridge headspace and case sizing measurements
The Short Action Customs Modular Headspace Comparator Insert (6mm / 30°) is a precision-engineered reloading tool designed to deliver unmatched accuracy for cartridge headspace and case sizing measurements. Machined from ultra-durable 17-4 stainless steel, this insert integrates seamlessly with the Modular Headspace Comparator Body to ensure repeatable, benchrest-grade consistency. Specifically profiled for .243 Winchester and compatible wildcat cartridges sharing a 30-degree shoulder angle, the Short Action Customs Modular Headspace Comparator Insert (6mm / 30°) is an essential upgrade for precision handloaders.
| Specification | Details |
|---|---|
| Material | 17-4 Stainless Steel |
| Finish | Precision Machined Raw Stainless |
| Caliber Classification | 6 mm (.243 Caliber) |
| Shoulder Angle | 30° |
| Parameter | Specification |
|---|---|
| Manufacturer | Short Action Customs (SAC) |
| Product Type | Modular Headspace Comparator Insert |
| Measurement Type | Relative Case Headspace / Shoulder Datum |
| Required Accessory | Modular Headspace Comparator Body (sold separately) |
| Cartridge Compatibility | .243 Winchester, .243-based wildcats (30° shoulder) |
Reference: 7767700
Brand: Lyman
Reference: 09133015000776
Brand: Sinclair International
Reference: SAC-HSCBS
Brand: Short Action Customs
Reference: 749017178 68446
Brand: Redding Reloading
Reference: A65C 71198
Brand: Hornady
Reference: ANS-R-8
Brand: Shahe Measuring Instrument
Reference: 749006156 80317
Brand: Redding Reloading
Reference: 14831
Brand: RCBS
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The Short Action Customs Modular Headspace Comparator Insert (6mm / 30°) is a precision-engineered reloading tool designed to deliver unmatched accuracy for cartridge headspace and case sizing measurements
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