Nightstick TWM-854XL 850 Lumen Weapon-Mounted Long Gun Light

Nightstick TWM-854XL Xtreme Lumens Tactical Weapon-Mounted Long Gun Light is a weapon-mounted illumination device designed to provide a high-output white light for long guns. It produces 850 lumens and offers momentary-on or constant-on operation via an included remote pressure switch.

This light is intended to mount to the Picatinny rail of a long gun to deliver a focused beam for general illumination and target identification at distance. Its design addresses the need for a durable, rail-mounted light package suitable for range, duty, or utility use on compatible long-gun platforms.

• Output: 850 lumens (LED)
• Usable beam distance: 245 meters
• Switch modes: Momentary-on and constant-on via remote pressure switch
• Mounting: Attaches to a Picatinny rail for long guns
• Housing: Aircraft-grade 6061-T6 aluminum with Type III hard anodized finish
• Power: Uses two CR123 lithium primary batteries (included); not compatible with rechargeable batteries
• Remote pressure switch: Installed with pressure pad and approximately 8″ cable
• Impact/drop rating: 2 m

Specifications & Construction

• Length: 3.75 in (95 mm)
• Width: 1.5 in (35 mm)
• Depth: 1.5 in (35 mm)
• Weight: 5.4 oz (142 g)
• Case material: Aircraft-grade 6061-T6 aluminum with Type III hard anodized finish
• Power source: 2 × CR123 lithium primary batteries (quantity included: 2)

Package contents: Light with remote pressure switch installed (pressure pad with ~8″ cable), rail connector, alcohol pad, two adhesive-backed hook & loop mounting strips, one set (2) of spare cross-rail inserts and cross-rail mounting screws, Allen wrench, and two CR123 batteries.

Compatibility & Intended Use

Designed for attachment to Picatinny rails on long guns. Typical setups include installation on rifles or shotguns equipped with a Picatinny rail for use as a primary mounted light or on-range illumination tool. The remote pressure switch supports momentary or constant-on operation when mounted to the rail. Note: not compatible with rechargeable batteries.