A21 Adapter, 18xxx Compatible

This is a 18xxx Battery Compatible A21 Style Housing Body for Surefire Classic Universal Weaponlight System such as the Model 660, 628, etc.

- 18xxx Batteries Compatible (Internal Diameter 19mm)
- Double O-Ring Seal
- Precision Machined with Aerospace Grade 7075 Aluminum
- Perfect Semi-Gloss Black Anodization that matches the "660 black"
- High Quality Butter Smooth Threads

Compatible with:

Surefire
Classic Universal Weaponlight System Applications
Use this Adapter with a L30 / L36 Front Body with a tailcap or tapeswitch to create a 330 style light
Use this Adapter with a L60 Front Body with a tailcap or tapeswitch to create a 660 style light
Use this Adapter with a L90 Front Body with a tailcap or tapeswitch to create a 990 style light

The A21 Adapter is compatible with the Surefire Z14, Z31, Z41, Z58, Z59, SW01, SW02, UM00, XM00 tailcaps and UM07, XM07 tapeswitches.