FORSTER HEADSPACE GAUGES | Sinclair Intl

Absolutely Essential For Accurate, Safe, Chamber Work

The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.


AR-15, Issue:11, Page:087
Big Book Catalog, Issue:69, Page:085
Big Book Catalog, Issue:69, Page:460
Big Book Catalog, Issue:69, Page:461

SPECS: Machined Steel. Size varies with caliber and gauge style. NOTE: Gauges Interchangeable between calibers have same Stock #. .30-30 Cartridges are .219 Wasp, .219 Zipper, .22 Sav HP, .30-30, .32 Win Spl, .32-40, .375 Win and .38-55. .30-06 Cartridges are .25-06, .270 Win, .30-06, 8mm-06, .338-06 and .35 Whelen. Magnum Cartridges are .257 Weatherby, .264 Win, 6.5 Rem Mag, .270 Weatherby, .275 H&H, 7mm Rem Mag, 7mm Weatherby, 7x61 S&H, .300 H&H, .300 Win Mag, .30-338, .300 Weatherby, .308 Norma, 8mm Mag, .338 Win, .340 Weatherby, .350 Rem Mag, .358 Norma, .375 H&H, .416 Rem Mag and .458 Win.

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Cartridge: 22 WRF

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Cartridge: 222 Remington

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Cartridge: 223 Remington

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Cartridge: 22 PPC, 6 PPC

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Cartridge: 220 Swift

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Cartridge: 22-250 Remington

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Cartridge: 243 Winchester, 7 mm - 08 Remington, 308 Winchester

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Cartridge: 6 mm/244 Remington

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Cartridge: 257 Roberts

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Cartridge: 30-06 Springfield

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Cartridge: 280 Remington

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Cartridge: 284 Winchester

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Cartridge: 30 Carbine

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Cartridge: 303 British

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Cartridge: 8 mm Mauser (8 x 57 mm Mauser)

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Cartridge: 7.62 mm NATO