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Battle Arms Development
Overview
The Battle Arms Development Inc. AR-15 Professional Safety Selector is a robust ambidextrous safety selector designed for versatility in operation. Made from durable 7075-T6 aluminum with a nitride finish, this selector not only enhances the tactile feedback but also stands up to wear and tear, making it reliable for various shooting conditions. This part is frequently utilized in builds featuring a mid-length gas system and multi-caliber configurations, providing builders with flexibility and ease of use for both left- and right-handed shooters.
Based on build data

Strike Industries Extended Bolt Catch
Bolt Catch
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown Pin
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom
Lower Receiver
Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Gas Block
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Wmd Guns Nitromet Ar-15 Bolt Catch
Bolt CatchAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Strike Industries Extended Bolt Catch | Bolt Catch | 135 |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 119 |
| Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom | Lower Receiver | 115 |
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | Gas Block | 98 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 92 |
| Wmd Guns Nitromet Ar-15 Bolt Catch | Bolt Catch | 91 |
| Platform | Percentage |
|---|---|
| AR-15 | 80.2% |
| AR-10 | 17.8% |
| AR-9 | 2% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 68% |
| .223 Wylde | 14.1% |
| 300 Blackout | 5.9% |
| .308 Win | 3.4% |
| 9mm | 1.8% |
| 6mm ARC | 1.6% |
| .450 Bushmaster | 1.3% |
| 7.62x39mm | 0.8% |
| .458 SOCOM | 0.7% |
| 6.5 Grendel | 0.7% |
| .223 Remington | 0.5% |
| 6.5 Creedmoor | 0.3% |
| .204 Ruger | 0.2% |
| .22 LR | 0.2% |
| .224 Valkyrie | 0.2% |
| 6.8 SPC II | 0.2% |
| 7.62x51 NATO | 0.2% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 47.5% |
| Carbine | 27.4% |
| Rifle | 14.8% |
| Pistol | 8.8% |
| Blowback | 1% |
| Intermediate | 0.4% |
| Proprietary | 0.2% |
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