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CLYMER
HEADSPACE GAUGES - GO

184100306
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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.

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, 6.5mm-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, .357 Norma, .375 H&H, .416 Rem Mag and .458 Win.

45.9 64.9 36 GBP
Product no.: 184100306
CLYMER 300 REMINGTON ULTRA MAGNUM GO GAUGE
Mfr Part: GO300UM GO, .300 Ultra Mag, .300 Ultra
59.9 GBP 5 £59.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 300 Remington Ultra Magnum, 7 mm Remington Ultra Magnum Style: Go Gauge

Description

GO, .300 Ultra Mag, .300 Ultra

Attributes

Cartridge: 300 Remington Ultra Magnum,7 mm Remington Ultra Magnum Style: Go Gauge Delivery weight: 0.068kg

Item details

Made in USA



Product no.: 184100220
CLYMER 22 LONG RIFLE GO GAUGE
Mfr Part: GO22LR 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 6 £48.90 *
Delivery time approx. 7-14 days.
6 pcs. in the USA warehouse
Specs: Cartridge: 22 Long Rifle, 22 Short, 22 Long, 22 Bentz, 22 Match Style: Go Gauge
Product no.: 184100230
CLYMER 22 WRF GO GAUGE
Mfr Part: G022WRFM GO, .22 Rimfire Mag, .22RFM
49.9 GBP 27 £49.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 17 HMR, 22 WRF, 22 RF Style: Go Gauge
Product no.: 184100235
CLYMER 22 HORNET GO GAUGE
Mfr Part: G022H0R 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 13 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 22 Hornet, 17 Hornet Style: Go Gauge
Product no.: 184100240
CLYMER 223 REMINGTON GO GAUGE
Mfr Part: G0223REM 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 19 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 223 Remington, 6 mm x 45 Style: Go Gauge
Product no.: 184100250
CLYMER 22-250 REMINGTON GO GAUGE
Mfr Part: G022250 GO, .22-250
48.9 GBP 9 £48.90 *
Delivery time approx. 7-14 days.
9 pcs. in the USA warehouse
Specs: Cartridge: 22-250 Remington Style: Go Gauge
Product no.: 184100260
CLYMER 308 WINCHESTER GO GAUGE
Mfr Part: G0308WIN 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 17 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 308 Winchester, 243 Winchester, 7 mm - 08 Remington, 358 Winchester, 260 Remington Style: Go Gauge
Product no.: 184100263
CLYMER 300 WSM GO GAUGE
Mfr Part: GO300WSM 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
59.9 GBP 25 £59.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 300 WSM (Winchester Short Mag), 270 WSM (Winchester Short Mag), 325 WSM (Winchester Short Mag) Style: Go Gauge
Product no.: 184100270
CLYMER 6MM REMINGTON GO GAUGE
Mfr Part: G06MMREM 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
45.9 GBP 5 £45.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 6 mm Remington Style: Go Gauge
Product no.: 184100280
CLYMER 7MM MAUSER GO GAUGE
Mfr Part: GO7X57 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 9 £48.90 *
Delivery time approx. 7-14 days.
9 pcs. in the USA warehouse
Specs: Cartridge: 257 Roberts, 7 mm Mauser (7 x 57 mm Mauser) Style: Go Gauge
Product no.: 184100287
CLYMER 284 WINCHESTER GO GAUGE
Mfr Part: GO284WIN GO, .284 Win
48.9 GBP 1 £48.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 284 Winchester, 6 mm - 284 Winchester, 30/284 Winchester, 25/284 Winchester Style: Go Gauge
Product no.: 184100290
CLYMER 6.5X55MM SWEDE GO GAUGE
Mfr Part: G06555 GO, 6.5x55
48.9 GBP 3 £48.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 6.5 x 55 mm Swedish Mauser Style: Go Gauge
Product no.: 184100300
CLYMER 30-30 WINCHESTER GO GAUGE
Mfr Part: G03030WCF GO, .30/30 see Specs for Cartridges
48.9 GBP 23 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 30-30 Winchester, 219 Zipper, 25-35 Winchester, 7-30 Waters, 30 Herrett, 32 Winchester Special, 32-40 Winchester, 356 Winchester, 303 Savage, 307 Winchester, 219 Donaldson Wasp, 357 Herrett, 219 Zipper Improved Style: Go Gauge
Product no.: 184100302
CLYMER 30-40 KRAG GO GAUGE
Mfr Part: GO3040KRAG GO, .30-40 Krag; .303 British
48.9 GBP 25 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 30-40 Krag, 303 British Style: Go Gauge
Product no.: 184100310
CLYMER 30-06 SPRINGFIELD GO GAUGE
Mfr Part: G03006SPR 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 13 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 30-06 Springfield, 270 Winchester, 25-06 Remington, 338-06, 35 Whelen, 8 mm-06 Style: Go Gauge
Product no.: 184100320
CLYMER BELTED MAGNUM GO GAUGE
Mfr Part: G0BLT 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 9 £48.90 *
Delivery time approx. 7-14 days.
9 pcs. in the USA warehouse
Specs: Cartridge: 300 Winchester Magnum, 375 H&H Magnum, 350 Remington Mag Style: Go Gauge
Product no.: 184100330
CLYMER 45-70 GOVERNMENT GO GAUGE
Mfr Part: G04570GOVT 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 20 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 45-70 Government, 348 Winchester, 33 WCF, 40-65 Winchester Style: Go Gauge
Product no.: 184100350
CLYMER 30 M1 CARBINE GO GAUGE
Mfr Part: G030M1CARB 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 14 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 30 Carbine Style: Go Gauge
Product no.: 184100360
CLYMER 25-20 WINCHESTER GO GAUGE
Mfr Part: GO2520 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
45.9 GBP 1 £45.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 218 Bee, 25-20 Winchester, 32-20 Winchester, 218 Mashburn Bee Style: Go Gauge
Product no.: 184100380
CLYMER 357 MAGNUM GO GAUGE
Mfr Part: G0357MGN 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 15 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 357 Magnum, 38 Special Style: Go Gauge
Product no.: 184100390
CLYMER 38 SUPER GO GAUGE
Mfr Part: G038SUPN GO, .38 Super (Nonte)
48.9 GBP 5 £48.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 38 Super Style: Go Gauge
Product no.: 184100400
CLYMER 40 S&W GO GAUGE
Mfr Part: G040SW GO, .40 S&W
48.9 GBP 15 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 40 S&W Style: Go Gauge
Product no.: 184100430
CLYMER 44 MAGNUM GO GAUGE
Mfr Part: GO44MGN GO, .44 Mag/.44 Spc
48.9 GBP 24 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 44 Magnum, 44 Special Style: Go Gauge
Product no.: 184100450
CLYMER 45 ACP GO GAUGE
Mfr Part: G045ACP GO, .45 ACP
48.9 GBP 21 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 45 Auto (ACP) Style: Go Gauge
Product no.: 184100490
CLYMER 7.62X39MM GO GAUGE
Mfr Part: G076239 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 17 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 7.62 x 39 mm Russian Style: Go Gauge
Product no.: 184100500
CLYMER 7.62X54R GO GAUGE
Mfr Part: G076254R GO, 7.62x54R Russian
48.9 GBP 5 £48.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 7.62 x 54 mm Russian Style: Go Gauge
Product no.: 184100510
CLYMER 45 LONG COLT GO GAUGE
Mfr Part: G045LC GO, .45 Colt
48.9 GBP 9 £48.90 *
Delivery time approx. 7-14 days.
9 pcs. in the USA warehouse
Specs: Cartridge: 45 (Long) Colt Style: Go Gauge
Product no.: 184110120
CLYMER 12 GAUGE GO GAUGE
Mfr Part: G012 GO, 12 Gauge
64.9 GBP 8 £64.90 *
Delivery time approx. 7-14 days.
8 pcs. in the USA warehouse
Specs: Cartridge: 12 Gauge Style: Go Gauge
Product no.: 184110200
CLYMER 20 GAUGE GO GAUGE
Mfr Part: G020 GO, 20 Gauge
64.9 GBP 2 £64.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 20 Gauge Style: Go Gauge
Product no.: 184000033
CLYMER 204 RUGER GO GAUGE
Mfr Part: GO204RUGER 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 12 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 204 Ruger Style: Go Gauge
Product no.: 184000035
CLYMER 5.56X45MM NATO GO GAUGE
Mfr Part: GO556NATO GO, 5.56 NATO
48.9 GBP 40 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 5.56 mm NATO Style: Go Gauge
Product no.: 100011283
CLYMER 300 AAC BLACKOUT GO GAUGE
Mfr Part: GO300BLACK 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 30 £48.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 300 AAC Blackout Style: Go Gauge
Product no.: 184000077
CLYMER 224 VALKYRIE GO GAUGE
Mfr Part: GO224VALK 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 3 £48.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 224 Valkyrie Style: Go Gauge
Product no.: 184000079
CLYMER 6.5MM CREEDMOOR GO GAUGE
Mfr Part: GO65CREED 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 4 £48.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 6.5 Creedmoor Style: Go Gauge
Product no.: 184100222
CLYMER 6MM BR GO GAUGE
Mfr Part: G0BR GO, .22 Rem BR, 6mm BR, 7mm BR
48.9 GBP 0 £48.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 7 mm BR (Benchrest) Remington, 22 BR (Benchrest) Remington, 6 mm BR Style: Go Gauge
Product no.: 184100255
CLYMER 250 SAVAGE GO GAUGE
Mfr Part: G0250SAV 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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.
48.9 GBP 0 £48.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 250 Savage Style: Go Gauge

🎯 Ensure precise measurements with Clymer's HEADSPACE GAUGES for .300 REM ULTRA MAG! Machined steel for accuracy. 🛠️ Get started on perfect reloading!

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. Gauges are etched with “Go” or “No-Go” and caliber/gauge name for easy identification. Both Forster and Clymer gauges are made to SAAMI specs.

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, 6.5mm-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, .357 Norma, .375 H&H, .416 Rem Mag and .458 Win.

In stock
£59.90 * £45.90 - £64.90*
4.8
In stock
£94.90 * £89.90 - £124.90*
4.9
In stock
£224.90 * £224.90 - £249.90*
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