Cylinder & Slide
Remington 1911 R1 (Government)
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What the compatibility labels mean
How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
- Interface matchMounting details match, but this exact model and part have not been confirmed to fit together.
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Model details
Manufacturer
Remington
Model & version
1911 R1 (Government)
Mounting details
Not recorded
Compatibility records
43
Triggers & internals
Barrels & comps
Barrels
9 listed- Ed Brown
Barrels — Government, 45 ACP, standard feedramp
Manufacturer documented - Jarvis, Inc.
Jarvis 1911 Barrel — Government 5" 45 ACP
Manufacturer documented - Kart Precision
Gunsmith Fit Barrel
Manufacturer documented - Nowlin
Barrel, Gunsmith, Non-Ramped
Part no. SBPGManufacturer documented
Sights
Sights
6 listed- Dawson Precision
Sight for Remington 1911 R1, Fiber Optic Front,
Manufacturer documented - Meprolight
MEPRO FT BULLSEYE REAR
Manufacturer documented - Dawson Precision
Sight for Remington 1911 R1, Tritium Front,
Manufacturer documented - Meprolight
MEPRO FT BULLSEYE REAR - R1 (Base model), R1 Commander, R1 Stainless
Manufacturer documented
Slides
Slides
4 listed- Advantage Arms
22LR Conversion Kit — 1911 Mini CA
Manufacturer documented - Advantage Arms
22LR Conversion Kit — 1911 Mini Threaded
Manufacturer documented - Advantage Arms
22LR Conversion Kit — 1911 Standard
Manufacturer documented - Advantage Arms
22LR Conversion Kit — 1911 Target
Manufacturer documented
Grip & magwells
Also on this pistol
Holsters
1 maker- Alien Gear Holsterschecked 2026-11-01
Check each manufacturer’s options for your model, light and optic.
Categories with no listings (12)
About the Remington 1911 R1 (Government)
- Type
- Pistol
- Manufacturer
- Remington
- Model & version
- 1911 R1 (Government)
- Caliber
- 45 ACP
- Mounting details
- Not recorded