Weltool BB11 Extension Tube – Dual 21700 Battery Tube for F11R Flashlight Stainless Specifications: 3

Specifications: 3

clip-point carbon steel blade has a black powder coat that is durable in extreme environments

The tough sheets will survive the range and protect your valuable data

Compatible Flashlights: φ23-27

Without extender

Weltool BB11 Extension Tube – Dual 21700 Battery Tube for F11R Flashlight Stainless Specifications: 3Weltool BB11 Extension Tube The Weltool BB11 (F11R ExtensionTube) is a flashlight accessory and dual battery extension tube made for the Weltool F11R flashlight. Installing the BB11 lets the F11R run two 21700 rechargeable lithium ion batteries (such as the Weltool INR21 60) for significantly longer runtime. Highlights Doubles battery capacity run two 21700 lithium ion batteries Made for the Weltool F11R flashlight Longer runtime for extended sessions