Arisaka Momentary Tailcap, Black

$40.00 4 in stock

Replacement momentary tailcap for Arisaka 300, 600, and 18-series light bodies. Features twist-for-constant-on operation with adjustable threading to prevent accidental activation.

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Arisaka Momentary Tailcap

The Arisaka Momentary Tailcap is a precision-engineered replacement switch designed for serious shooters who demand reliability in their tactical lighting systems.

Compatibility

This tailcap fits the following Arisaka Defense light bodies:

  • Arisaka 300 Series
  • Arisaka 600 Series
  • Arisaka 18350 Series
  • Arisaka 18650 Series

It also works with Surefire Scout-pattern lights, making it a versatile upgrade option.

Operation

Momentary activation is the default mode—press the tailcap for instant illumination, release to extinguish. For sustained operation, simply twist the tailcap fully into the light body for constant-on mode.

Safety Features

The adjustable threading design allows you to back the tailcap out approximately two turns, effectively disabling accidental activation during storage or transport. This is particularly valuable for duty weapons or lights stored in bags and cases where unintended switch presses could occur.

Construction

The black anodized finish provides a durable, non-reflective surface that resists corrosion and wear. The tailcap maintains the compact profile Arisaka Defense is known for, adding minimal bulk to your light system.

Whether you're upgrading an existing Arisaka light or replacing a worn component, this momentary tailcap delivers the dependable switching interface serious shooters expect.

Features

  • cnc machined from 6061-t651 aluminum
  • type iii hard coat anodized
  • made in the usa

Attributes

Color: Black
Finish: Anodized
Fit: Streamlight ProTac
Model: Tailcap Adapter
Type: Part