The Streamlight ProTac 2.0 Rail Mount USB (89101) takes tactical lighting to the next level with blinding 2000-lumen output, designed to meet the demands of military, law enforcement, and armed citizens. This powerful long gun light features Streamlight’s SL-B50® protected Li-Ion battery, allowing direct USB-C charging without removing the battery or using a cradle.
The dual fuel design allows quick, reliable power-up using the included SL-B50 battery, engineered for extended runtimes and high output stability. The rail clamp system fits MIL-STD-1913 Picatinny rails, and the included remote pressure switch with momentary and constant-on functionality gives you precise control in high-stress situations.
Built from Type II MIL-Spec anodized aluminum, the ProTac 2.0 Rail Mount stands up to rough handling, extreme environments, and duty-grade use. With IP67 waterproofing and impact resistance, it’s ready to perform under pressure — every time.
Key Features:
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2000 lumen white LED / 2.5-hour runtime on high
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USB-C direct rechargeable (cable included)
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Streamlight SL-B50 Li-Ion battery (included)
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Remote pressure switch with integrated mount
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MIL-STD-1913 Picatinny-compatible rail clamp
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IP67 waterproof rating (1m for 30 minutes)
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Anodized aluminum construction for extreme durability
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TEN-TAP® programmable switch modes
Manufacturer Specifications:
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Output: 2000 lumens
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Runtime: 2.5 hours (high), 25 hours (low)
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Beam Distance: 262 meters
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Battery: SL-B50 protected Li-Ion (3.6V, 4900mAh)
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Length: 6.10 in.
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Weight: 8.25 oz. (with battery)
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Waterproof: IP67 (1m immersion)
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Impact Resistance: 2 meters
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Mount Compatibility: MIL-STD-1913
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Part Number: 89101
FAQ:
Q: Does this light work with AR-15 platforms?
A: Yes, it mounts directly to any standard MIL-STD-1913 Picatinny rail, making it ideal for AR-15 and other tactical rifles.
Q: Can the battery be charged inside the light?
A: Yes, the SL-B50 battery charges directly via USB-C while inside the light—no removal or separate charger needed.
Q: What makes this better than the original ProTac HL-X?
A: The ProTac 2.0 offers more than double the lumen output, a larger capacity battery, USB-C recharging, and a more ruggedized rail-specific design.
Brought to you by Black Bayou Armory.
