An all-in-one, optic-ready slide upgrade for your Glock® 21.
This Glock® 21-compatible slide kit is the convenient way to upgrade your .45 Glock® -- or finish your custom G21 build -- with an optic-ready slide featuring improved accuracy and features. This Cerakote slide features an RMR optic footprint, allowing for easy installation of most popular pistol red dots, while its precision-milled, heat-treated stainless construction includes a bullnose face and extra-grippy serrations. Included with the slide is a set of OEM-grade components, ensuring reliability and compatibility.
Pair this build kit with your G21 frame to complete your custom pistol or upgrade your factory handgun.
Glock® 21 Compatible Slide Kit: What's Included
This kit is not a firearm. This Glock®-compatible slide kit includes a slide, barrel, operating rod with spring, slide parts kit, and frame parts kit. Does not include a frame.
Slide
- Platform: G21
- Caliber: .45 ACP
- Material: 416R Stainless
- Finish: Cerakote (Matte Black)
- Features: RMR optic cut; Bullnose Machined face; Upgraded serrations; Compatible w/ factory iron sights
Barrel
- Caliber: .45 ACP
- Twist Rate: 1:16
- Material: 416R Stainless
- Finish: Nitride or Polished Stainless
Barrel Options
- Option 1: Black Nitride
- Option 2: Stainless Steel
Slide Parts Kit Includes:
- Firing pin
- Firing pin spring
- Firing pin spring cup
- Firing pin safety
- Firing pin safety spring
- 9mm Extractor
- Extractor depressor plunger
- Extractor depressor plunger spring
- Channel liner
- Spacer Sleeve
- Steel cover plate
- Polymer guide rod (guide rod, washer, screw)
- Guide rod spring
Sold Separately:
- Frame
- Pistol red dot
- Iron Sights
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