Skip to content
firearmlab.
Firearm modelsModels
1,027
PartsParts
5,395
FitmentsFits
121,240
Contribute

GLOCK 27 Gen 3

Explore parts, discover makers and check what fits your model.

181 documented listings13 fit unconfirmedBrowse categories ↓

Only you can see your saved models.

Ask about a part →Showcase your build →

Choose a part to see sources and fitment details.

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
GLOCK
Model & version
Glock 27 · Gen 3
Mounting details
Glock rear-sight dovetail (standard and Slimline slides)
Compatibility records
194

Sights

Sights

102 listed
View all 102 parts

Triggers & internals

Triggers

53 listed
View all 53 parts

Recoil Springs

3 listed
View all 3 parts

Barrels & comps

Barrels

7 listed
View all 7 parts

Compensators

3 listed
View all 3 parts

Also on this pistol

Holsters

9 makers

Check each manufacturer’s options for your model, light and optic.

Holster makers (9)

Optics & footprint adapters

Optic Plates

6 listed
View all 6 parts

Grip & magwells

Extended Magazine Releases

2 listed
View all 2 parts

Base Pads

2 listed
View all 2 parts

Magazines

1 listed
Browse magazines

Slides

Slides

3 listed
View all 3 parts

Lights & rail fitment

Lights & Lasers

2 listed
View all 2 parts

Suggest a missing part →

Categories with no listings (6)

About the GLOCK 27 Gen 3

Type
Pistol
Manufacturer
GLOCK
Model & version
Glock 27 · Gen 3
Caliber
40 S&W
Mounting details
Glock rear-sight dovetail (standard and Slimline slides)
Width
1.26"
Height
4.17"
Weight
19.4 oz
Slide width
1"
Slide length
6.26"
Barrel length
3.43"
Overall length
6.5"

Other versions of the Glock 27

Compare versions and check the details for your exact model.

  • GLOCK 27Same recorded mounting details. Check each part for additional requirements.
  • GLOCK 27 Gen 4Same recorded mounting details. Check each part for additional requirements.
  • GLOCK 27 Gen 5Same recorded mounting details. Check each part for additional requirements.