Brownells Ar-15 Buffer Retainer Spring
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Brownells
Overview
The Brownells AR-15 Buffer Retainer Spring is an essential component designed to securely retain the buffer in your AR-15 while allowing smooth operation during cycling. This spring ensures that the buffer remains properly positioned, contributing to reliable function and minimizing wear on the receiver extension. You'll often find this spring in builds aimed at achieving optimized performance and durability in both standard and custom configurations.
Specifications
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Frequently Built With
Based on build data
Law Tactical AR Folding Stock Adapter Gen 3 - HK
Stock Adapter
Strike Industries Extended Bolt Catch
Bolt Catch
Strike Industries Cobra Billet Aluminum Trigger Guard - Red
Trigger Guard
Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Gas Block
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown Pin
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging HandleBuild Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
| Product | Category | Times Built Together |
|---|---|---|
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | Stock Adapter | 71 |
| Strike Industries Extended Bolt Catch | Bolt Catch | 67 |
| Strike Industries Cobra Billet Aluminum Trigger Guard - Red | Trigger Guard | 49 |
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | Gas Block | 48 |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 47 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 46 |
| Platform | Percentage |
|---|---|
| AR-15 | 80.8% |
| AR-10 | 17.7% |
| AR-9 | 1.5% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 66.9% |
| .223 Wylde | 13.2% |
| 300 Blackout | 7.1% |
| .308 Win | 4.5% |
| .450 Bushmaster | 2.3% |
| 6mm ARC | 1.9% |
| .458 SOCOM | 1.1% |
| 7.62x39mm | 1.1% |
| 6.5 Grendel | 1.1% |
| 9mm | 0.4% |
| .224 Valkyrie | 0.4% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 44.1% |
| Carbine | 27.9% |
| Rifle | 17.5% |
| Pistol | 9.2% |
| Blowback | 0.4% |
| Intermediate | 0.4% |
| Proprietary | 0.4% |
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