Colt Ar15a4 Bolt Catch
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Colt
Overview
The Colt AR15A4 Bolt Catch is a critical component designed to hold the bolt carrier group in the rearward position after the last round is fired, allowing for quick and efficient magazine changes. Made from steel, this black bolt catch ensures durability and reliability in function, which is essential for maintaining proper operation in your AR-15. This part is commonly found in builds utilizing a carbine gas system and chambered in 5.56 NATO, making it a standard choice for those looking to optimize their firearm's performance.
Specifications
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Frequently Built With
Based on build data
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown Pin
Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Gas Block
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom
Lower Receiver
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Radian Forward Assist - 7075 Aluminum - Black
Forward Assist
Law Tactical AR Folding Stock Adapter Gen 3 - HK
Stock AdapterBuild 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 AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 114 |
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | Gas Block | 93 |
| Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom | Lower Receiver | 88 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 81 |
| Radian Forward Assist - 7075 Aluminum - Black | Forward Assist | 79 |
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | Stock Adapter | 79 |
| Platform | Percentage |
|---|---|
| AR-15 | 80.6% |
| AR-10 | 17.2% |
| AR-9 | 2.2% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 67.1% |
| .223 Wylde | 13.7% |
| 300 Blackout | 7.6% |
| .308 Win | 3.5% |
| 9mm | 1.7% |
| .450 Bushmaster | 1.5% |
| 6mm ARC | 1.1% |
| 7.62x39mm | 0.9% |
| .458 SOCOM | 0.7% |
| 6.5 Grendel | 0.6% |
| .223 Remington | 0.6% |
| .204 Ruger | 0.2% |
| .22 LR | 0.2% |
| .224 Valkyrie | 0.2% |
| 6.5 Creedmoor | 0.2% |
| 6.8 SPC II | 0.2% |
| 7.62x51 NATO | 0.2% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 47.4% |
| Carbine | 26.7% |
| Rifle | 14.5% |
| Pistol | 10.1% |
| Blowback | 0.7% |
| Intermediate | 0.4% |
| Proprietary | 0.2% |
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