Weltool BB15+TC20 18350 Body & Tail Cap Kit – W15 Body for LH Weaponlight Heads, Black or FDE
Weltool BB15+TC20 18350 Body & Tail Cap Kit – W15 Body for LH Weaponlight Heads, Black or FDE
Out of stock
Most Orders Ship Same Day!
Couldn't load pickup availability
Weltool BB15+TC20 18350 Body & Tail Cap Kit
The Weltool BB15+TC20 is the 18350 body and tail cap used on the Weltool W15, T16A and T16B V2. Screw on a Weltool LH-series head to build a compact 18350 tactical flashlight. The TC20 tail cap's forward switch supports full-power output, and the kit accepts the optional Weltool FR20 tactical finger ring. Available in Black (BB15-TC20-BK) or Flat Dark Earth (BB15-TC20-FDE).
Highlights
- BB15 18350 body + TC20 forward-switch tail cap
- Full-power output through the TC20 forward switch
- Fits Weltool LH-series weapon light heads
- Compatible with the Weltool FR20 tactical ring (sold separately)
- Black or Flat Dark Earth
Specifications
| Model | Weltool BB15+TC20 |
| Battery | 1 x 18350 Li-ion |
| Tail cap | TC20 forward switch, full-power output |
| Compatible heads | Weltool LH-series heads |
| Accessories | Weltool FR20 tactical ring (sold separately) |
| Colors | Black, Flat Dark Earth (FDE) |
Frequently Asked Questions
What is the Weltool BB15+TC20 kit?
The Weltool BB15+TC20 is an 18350 body and TC20 tail cap set — the same body and tail cap as the Weltool W15 — for building a compact light on a Weltool LH head.
What battery does the Weltool BB15+TC20 kit use?
The Weltool BB15+TC20 kit runs one 18350 Li-ion battery.
Does the Weltool BB15+TC20 kit support full power?
Yes. The forward switch in the Weltool BB15+TC20 kit's TC20 tail cap supports full-power output.
Does the Weltool FR20 ring fit the BB15+TC20 kit?
Yes. The Weltool FR20 tactical finger ring fits the Weltool BB15+TC20 kit and is sold separately.
Where can I buy the Weltool BB15+TC20 kit?
You can buy the Weltool BB15+TC20 kit at Going Gear, an authorized Weltool dealer.

Shop Our Most Popular Cerakoted Flashlights!
-
Olight i5R UV Reactive Cerakote 350 Lumen Black Type-C Rechargeable 14500 Battery - Watermelon
Regular price $59.95 USDRegular priceUnit price / per$69.95 USDSale price $59.95 USDSold out -
Pro-Tech Mordax CCKSF26.Mordax.2 – 3.5″ DLC Black MagnaCut Drop Point, Deluxe Camo Cerakote Handle, Button Lock Flipper, CCKS Fall 2026 Exclusive
Regular price $390.00 USDRegular priceUnit price / perSale price $390.00 USDSold out -
Dawson Machine Craft Slim Divot Flashlight – Two Tone Satin Aluminum / Green Cerakote, Nichia 519a 3500K LED, H17Fx Driver, 14500 Battery
Regular price $385.00 USDRegular priceUnit price / perSale price $385.00 USD -
Benchmade Outlast 365BK – 3.59″ Cerakote S30V & CPM-3V Dual Blade, Black G10, OPTION Lock Rescue Knife
Regular price $219.95 USDRegular priceUnit price / per$325.00 USDSale price $219.95 USDSold out