The Streamlight TLR-7 X Sub USB is a compact, rail-mounted illumination tool designed for use on 1913 short-railed subcompact handguns. It delivers a white LED output intended for everyday carry and duty-style carry on small-frame pistols. The unit supports multi-fuel operation, accepting either Streamlight’s SL-B9 USB rechargeable battery pack or a single CR123A lithium cell. Low-profile ambidextrous paddle switches and a rapid rail-grip clamp provide secure attachment while keeping installation and removal simple.
Key Specifications
- The light produces 500 lumens from a white LED.
- The peak output is 5,000 candela.
- The beam distance measures 141 meters.
- Battery options include Streamlight SL-B9 USB rechargeable or CR123A lithium cells.
- Run time varies by battery type: up to 1.5 hours (CR123A) / 1 hour (SL-B9).
- The overall length is 2.51 inches.
- Weight is 2.64 oz with SL-B9 / 2.39 oz with CR123A depending on battery choice.
- Body construction is aircraft-grade aluminum with an anodized finish.
- Mounting uses a 1913 short/universal rail with rail-grip clamp system for select subcompact handguns.
- The unit is rated IPX7 for waterproofing to 1 meter for 30 minutes.
Compact and purpose-built, the TLR-7 X Sub USB combines high output and low profile in a package suited to small-frame pistols. Its multi-fuel capability and included SL-B9 rechargeable pack plus mounting accessories make it a practical choice for users who value versatility and straightforward operation. The secure clamp system and ambidextrous controls keep the light accessible without adding unnecessary bulk, making it a solid option for carry-focused applications.





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