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Crimson Trace
Overview
The Crimson Trace CMR-207G Rail Master Pro is a versatile light and laser combo that features a green laser with an output of 5mW, making it highly visible in various lighting conditions. This product mounts easily to a standard rail, allowing for quick attachment to your AR-15, and includes a tactical light that delivers 400 lumens for effective illumination. Builders often incorporate this unit into home defense and tactical setups due to its dual functionality and ease of use.
Based on build data

Magpul AFG-2 Angled Fore Grip - Black
Foregrip
BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Law Tactical AR Folding Stock Adapter Gen 3 - HK
Stock Adapter
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green
Charging Handle
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C
Charging Handle
Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK
Takedown PinAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Magpul AFG-2 Angled Fore Grip - Black | Foregrip | 55 |
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 53 |
| Law Tactical AR Folding Stock Adapter Gen 3 - HK | Stock Adapter | 50 |
| Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green | Charging Handle | 50 |
| Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C | Charging Handle | 45 |
| Strike Industries AR-10 Shift Pins, Black - SI-AR10-SHIFT-BK | Takedown Pin | 42 |
| Platform | Percentage |
|---|---|
| AR-15 | 87.6% |
| AR-10 | 9.7% |
| AR-9 | 2.6% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 74.7% |
| .223 Wylde | 11.3% |
| .308 Win | 4.7% |
| 300 Blackout | 3.4% |
| 9mm | 1.3% |
| 6mm ARC | 0.9% |
| .450 Bushmaster | 0.9% |
| 6.5 Grendel | 0.6% |
| .223 Remington | 0.3% |
| .45 ACP | 0.3% |
| .458 SOCOM | 0.3% |
| .50 Beowulf | 0.3% |
| 6.5 Creedmoor | 0.3% |
| 7.62x39mm | 0.3% |
| 7.62x51 NATO | 0.3% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 51% |
| Carbine | 30.6% |
| Rifle | 12.2% |
| Pistol | 5.9% |
| Blowback | 0.4% |
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