The Arisaka Tailcap for Streamlight ProTac, Black is a light accessory that fits Streamlight ProTac.
The Arisaka Momentary Tailcap is a replacement switch for the Arisaka 300, 600, 18350 and 18650 Series Light Bodies, plus Surefire Scout lights. This model is designed to be momentary only with twist for constant on. The tailcap can be threaded all the way in for constant on, or backed out approximately two turns to prevent accidental activation during storage or travel.
These are parts and accessories for weapon lights and flashlights. Check the accessory is listed for your exact light model before ordering.
How It Compares
Also compare the 18350 Series Weapon Light Body, Converts to use 18350 Batteries, 18650 Series Weapon Light Body and 300 Series Weapon Light Body. Browse all weapon Light Accessories and the full Arisaka range. New to this? Read our guide: How to Choose a Weapon Light: Lumens, Candela and Runtime.
Ideal For
- Arisaka 300, 600, 18350 and 18650 Series light bodies
- SureFire Scout Light owners wanting a momentary tailcap
- Momentary activation, with a twist for constant on
- Backing out about two turns to prevent activation in storage or travel
Key Features
- CNC Machined from 6061-T651 Aluminum
- Type III Hard Coat Anodized
- Made in the USA
- Anodized Finish
Compatibility & Fitment
Fits Streamlight ProTac. Not sure it fits? Contact us before you order and we will check for you.
Technical Specifications
Brand | Arisaka |
Type | Light Accessory |
Model | Tailcap Adapter |
Finish | Anodized |
Color | Black |
MPN | TC-2 |
UPC | 638827999926 |
US Shipping & Support
Genuine Arisaka, brand new and covered by the manufacturer's warranty. Shipping is free on US orders of $99 or more, and smaller orders ship from $6.95. Questions about fit, mounting or which option suits your setup? Our team is glad to help before and after your purchase.
Frequently Asked Questions
What does the Tailcap fit?
Fits Streamlight ProTac.
Is this a genuine Arisaka product?
Yes. It is a new, genuine Arisaka product sourced through an authorized US distributor.
How much is shipping?
Shipping is free on US orders of $99 or more. Orders under $99 ship at a flat rate from $6.95 to $9.95, depending on the order total.
