CMMG Stainless Steel Buffer Assembly for AR-15 Style Rifle - 55CA9A7
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CMMG
Overview
The CMMG Stainless Steel Buffer Assembly is designed for AR-15 style rifles, featuring a parts kit that includes all necessary components for a reliable buffer system. With a rifle buffer tube type, this assembly ensures smooth cycling and optimal performance in mid-length gas system builds, particularly when chambered in 5.56 NATO. This buffer assembly is commonly found in setups prioritizing stability and consistent operation.
Specifications
Frequently Built With
Based on build data
Strike Industries Extended Bolt Catch
Bolt Catch
Law Tactical AR Folding Stock Adapter Gen 3 - HK
Stock Adapter
Expo Arms Ar-15 Carbine Buffer Spring - 17-7 Steel
Buffer Spring
Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C
Buffer Spring
Strike Industries Cobra Billet Aluminum Trigger Guard - Red
Trigger Guard
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown PinBuild 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 |
|---|---|---|
| Strike Industries Extended Bolt Catch | Bolt Catch | 72 |
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | Stock Adapter | 71 |
| Expo Arms Ar-15 Carbine Buffer Spring - 17-7 Steel | Buffer Spring | 65 |
| Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C | Buffer Spring | 58 |
| Strike Industries Cobra Billet Aluminum Trigger Guard - Red | Trigger Guard | 53 |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 53 |
| Platform | Percentage |
|---|---|
| AR-15 | 80.5% |
| AR-10 | 18.1% |
| AR-9 | 1.4% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 69.2% |
| .223 Wylde | 11.8% |
| 300 Blackout | 7.6% |
| .308 Win | 4.5% |
| .450 Bushmaster | 2.1% |
| 6mm ARC | 1.4% |
| .458 SOCOM | 1.4% |
| 6.5 Grendel | 1% |
| 7.62x39mm | 0.7% |
| .224 Valkyrie | 0.3% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 44.6% |
| Carbine | 28.7% |
| Rifle | 16.3% |
| Pistol | 10% |
| Intermediate | 0.4% |
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