Glock® 21 Compatible Complete Slide w/ RMR Cut Slide

BUY Glock® 21 Compatible Complete Slide with RMR Cut

Enhance or repair your Glock 19 using this all-inclusive slide and parts kit. It comes with a precisely machined slide, barrel, recoil spring, guide rod, and all essential upper assembly components for dependable performance. Ideal for custom builds, repairs, or replacements. Compatible with Gen 3 Glock 19 models.

The "OEM+" kit for upgrading your .45 ACP pistol to an optic-ready slide.

This Glock® 21-compatible slide kit features an "OEM+" slide: It offers a near factory fit and finish, enhanced with several significant upgrades and modifications. Crafted from precision-milled, heat-treated 416R stainless, the slide has a sturdy matte Cerakote black finish, and is designed with an RMR optic footprint cut to accommodate your preferred red dot.

This slide kit includes a set of OEM-grade internal components for the slide, along with a precision barrel also made from heat-treated 416R stainless, available in either black nitride or polished finish.

Glock® 21 Compatible Build Kit: What's Included

This kit is not a firearm. This Glock®-compatible slide kit comprises a slide, barrel, operating rod with spring, and slide parts kit. It does not include a frame.

Slide

• Platform: G21

• Caliber: .45 ACP

• Material: 416R Stainless

• Finish: Cerakote (Matte Black)

• Features: RMR optic cut; Front and rear angled serrations; Compatible with factory iron sights

Barrel

• Caliber: .45 ACP

• Twist Rate: 1:16

• Material: 416R Stainless

• Finish: Nitride Black or Bare 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

DISCLAIMER: “GLOCK” is a federally registered trademark of GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. and GLOCK Ges.m.b.H. Neither Gun Builders Depot, a/k/a GunBuilders.com nor this site are linked in any way with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The reference to “GLOCK” on this page is solely for the purpose of advertising the sale of GLOCK pistols, parts, or components. For additional genuine GLOCK, Inc. and GLOCK Ges.m.b.H products and parts visit www.glock.com.

WARNING: Handling firearm parts and accessories can expose you to lead and other petroleum products known to the State of California to cause cancer and reproductive harm. For more information, please visit: www.P65Warnings.ca.gov