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SIG SAUER P227
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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.
Check your exact model and part before ordering. Fitment limits
Model details
Manufacturer
SIG SAUER
Model & version
SIG Sauer P227
Mounting details
MIL-STD-1913 Picatinny
Compatibility records
95
Lights & rail fitment
Sights
Triggers & internals
Triggers
2 listed- Grayguns
P-Series Dual Adjustable Curved Trigger – P226, P229, P220
Manufacturer documented - Grayguns
SIG P-Series Adjustable Straight Trigger – P226, P229, P220
Manufacturer documented
Takedown levers
1 listedRecoil Springs
3 listed- DPM Systems
Sig Sauer P227 Full Size 4.4" Barrel
Manufacturer documented - Sprinco
Sig P227
Manufacturer documented - Sprinco
Sig P227 COR-BON
Manufacturer documented
Also on this pistol
Holsters
4 makers- DeSantis Gunhidechecked 2026-11-01
- Galcochecked 2026-11-01
- Safarilandchecked 2026-11-01
- Vedder Holsterschecked 2026-11-01
Check each manufacturer’s options for your model, light and optic.
Grip & magwells
Categories with no listings (11)
About the SIG SAUER P227
- Type
- Pistol
- Manufacturer
- SIG SAUER
- Model & version
- SIG Sauer P227
- Caliber
- 45 ACP
- Mounting details
- MIL-STD-1913 Picatinny