Crimson Trace CMR-301 Rail Master Pro Green Laser / White Light

The Crimson Trace CMR-301 Rail Master Pro is a universal rail-mounted laser and light package designed for rail-equipped rifles and carbines. It combines an integrated green aiming laser with a white tactical light in a user-programmable platform that can be operated by pressure pad or tail-cap. The unit is made to attach to standard M1913 (Picatinny) and similar accessory rails measuring at least 2.75 inches.

Key Specifications

• The model is CMR-301 and is marketed as the Rail Master Pro.
• The fit is for M1913 (Picatinny) and similar accessory rails ≥ 2.75 inches.
• The laser wavelength is 532 nM (green) for visible aiming.
• The unit includes an integral laser combined with a white light.
• The product is rated as waterproof (IPX7).
• The finish is black.
• Activation is user-programmable; pressure pad or tail-cap operation.
• This item is listed as an AR-platform compatible accessory.
• The listing indicates Adjustable: No for laser adjustment settings.

The Rail Master Pro is a practical choice for shooters who want an integrated aiming laser and illumination solution that mounts directly to common accessory rails. Its user-programmable controls and rail compatibility make it a flexible option for a variety of duty, range, and field use cases where a compact, combined laser-and-light system is preferred.