Streamlight Railmount HL X: the part that keeps the light running
A duty light is a system: the light, its power, and the parts that keep it mounted and running. The Streamlight Railmount HL X is the piece that keeps a ProTac in service instead of in a drawer.
Why it earns its place
- Tail switch. Controls that work with gloves and stress, not against them.
- rechargeable / CR123A / 18650 power. The battery logistics your agency already stocks.
Who runs it
Officers and quartermasters keeping issued Streamlights in service — the cheapest insurance on gear that has to work at 3 a.m.
Specifications
| Type | Accessory |
|---|---|
| Power | rechargeable / CR123A / 18650 |
| Switch | Tail switch |
| SKU | STRE-88066 |
Common questions
Will it fit my light?
It’s the factory part for the models named in the listing title — check your light’s model against it before ordering.
Which batteries does it take?
rechargeable / CR123A / 18650 — per Streamlight’s spec for this model.
About Streamlight
Since 1973, Streamlight has engineered lights from its Eagleville, Pennsylvania plant with one obsession: brightness that survives real work. Its patents number in the hundreds for a reason. Not sure which output, battery, or mount fits your shift? Ask the Network — we spec Streamlight for officers and agencies daily.
