This is a threaded flashlight extension tube for Fitorch P25 owners used when converting the battery compartment to fit a 26650 battery instead of the compact 26350 configuration.
Source: https://fitorchstore.com/products/et25

| Variant | Price | Availability |
|---|---|---|
| Default Title | 6.95 USD | In Stock |
Does this fit every Fitorch flashlight?
No. This extension tube is made for the Fitorch P25 battery compartment, so you should check your flashlight model before choosing it.
What battery does this let the P25 use?
It extends the P25 compartment to accommodate a 26650 battery in place of the compact 26350 configuration.
How does it install?
The ET25 uses threaded installation. You screw the tube into the compatible P25 body to change the battery compartment configuration.
What is it made from?
It is made from aluminum with a hard-anodized finish, so it functions as part of the flashlight body.
How large is the extension tube?
Manufacturer diagrams list it at 33.8 mm length, 33.5 mm diameter, and 18 g net weight.