This BB11 extension tube is suitable for F11R flashlight. After installing this BB11, F11R can use 2 21700 batteries (INR21-60) to increase the run time.
This Is Extension Tube Only
You may also like
Recently viewed
Free delivery nationwide
Everything ships free on orders over $99
Satisfied or refunded
We'll make it right
Top-notch support
Call or message, we're here to help
Secure payments
Security and Privacy are top priorities
Opens in a new window.
Make an offer
Submit your offer. The seller will review your offer and respond to accept, decline or counter offer.