GLOCK OEM Slide Stop Lever with Spring – Ambidextrous SP05423 for Glock 21
Upgrade your Glock 21 with the genuine GLOCK OEM Slide Stop Lever (part number SP05423). This factory‑engineered component delivers the same reliability, fit, and finish as the original slide stop lever found on every Glock pistol, while the ambidextrous design provides effortless operation for both right‑handed and left‑handed shooters.
Key Features & Benefits
- OEM Quality Assurance – Manufactured to Glock’s exact specifications for perfect compatibility with Glock 21.
- Ambidextrous Lever – Dual‑sided operation enables fast, intuitive slide release for left‑ or right‑handed users.
- Integrated Spring – Includes a high‑tension spring that ensures consistent slide lock‑up and reliable release every time.
- Durable Construction – Made from hardened steel with a corrosion‑resistant coating to withstand harsh environments.
- Easy Installation – No special tools required; the lever snaps into place with Glock’s standard pin system.
- Maintains Original Glock Aesthetics – Matches the factory finish and ergonomics of your Glock 21 perfectly.
Full Compatibility
Designed specifically for the Glock 21 (caliber .45 ACP) and fully compatible with all Glock 21 models produced from 1999 onward. The SP05423 part number ensures a direct fit without the need for aftermarket modifications.
Why Choose an OEM Slide Stop Lever?
When it comes to critical firearm components, authenticity matters. An OEM slide stop lever preserves the original trigger pull weight, slide travel, and overall reliability of your Glock 21. Unlike generic aftermarket parts, the GLOCK OEM Slide Stop Lever maintains the pistol’s factory tolerances, guaranteeing the same performance you expect from a Glock.
Installation Made Simple
- Ensure the firearm is unloaded and the slide is locked back.
- Remove the existing slide stop lever by pushing the retaining pin out of its housing.
- Insert the new OEM slide stop lever with the spring into the slot, aligning the pin holes.
- Re‑insert the retaining pin and gently tap it into place with a punch.
- Test the lever by sliding the slide forward and back; the lever should lock and release the slide smoothly.
Technical Specifications
| Part Number | SP05423 |
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| Compatible Model | Glock 21 (all generations) |
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| Material | Hardened steel with corrosion‑resistant coating |
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| Spring Type | High‑tension stainless steel spring |
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| Finish | Factory‑matched black polymer |
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| Weight | ~8 g (including spring) |
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Enhance Your Shooting Experience
The Glock OEM Slide Stop Lever with Spring is the perfect upgrade for competitive shooters, defensive carry, or anyone seeking a reliable, ambidextrous slide release on their Glock 21. By restoring the original feel and adding left‑handed functionality, this component helps you achieve faster follow‑up shots, smoother reloads, and overall improved handling.
Package Includes
- 1 x GLOCK OEM Slide Stop Lever (SP05423)
- 1 x High‑tension Spring
- Installation instructions
Upgrade with confidence – the GLOCK OEM Slide Stop Lever delivers the precision, durability, and performance you expect from Glock.
