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Heckler & Koch HK45
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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
Heckler & Koch
Model & version
HK45
Mounting details
MIL-STD-1913 Picatinny
Compatibility records
119
Lights & rail fitment
Sights
Sights
24 listed- Dawson Precision
Sight for HK 45/45 Compact/P30/P30L, Black Front,
Manufacturer documented - Heinie Specialty Products
Ledge Night Sight for HK45, VP9, P30(L)
Manufacturer documented - Meprolight
MEPRO FT BULLSEYE FRONT
Manufacturer documented - XS Sights
DXT2 Big Dot Night Sights - HK
Manufacturer documented
Also on this pistol
Holsters
6 makers- ANR Designchecked 2026-07-30
- Alien Gear Holsterschecked 2026-11-01
- Concealment Expresschecked 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.
Triggers & internals
Barrels & comps
Grip & magwells
Categories with no listings (12)
About the Heckler & Koch HK45
Manufacturer listing ↗ · Checked 2026-08-02
- Type
- Pistol
- Manufacturer
- Heckler & Koch
- Model & version
- HK45
- Mounting details
- MIL-STD-1913 Picatinny
- Width
- 1.54"
- Height
- 5.91"
- Weight
- 31.86 oz
- Barrel length
- 4.47"
- Overall length
- 8.03"