Kappa BF33K Tanklock Tank Bag Flange – KTM Duke 125 / 390 (2017-2023)

The Kappa BF33K is the specific metal flange for the TANKLOCK system that allows the installation of Kappa and Givi tank bags on the KTM models listed in the compatibility table. It attaches directly to the fuel cap ring without drilling, allowing quick attachment and detachment of the bag with a single movement. Equivalent to Givi code BF33.

✓ Strengths

• Specific KTM Duke 125 / 390 flange – designed for the models in the table
• Tanklock System – attach/detach the tank bag with a single movement
• TanklockED compatible – also with new generation bags
• No drilling required for mounting – attaches with the fuel cap screws
• Metal construction – robust and durable
• Universal for bags – compatible with all Kappa/Givi Tanklock bags
• Equivalent to Givi BF33 – fully interchangeable

Technical specifications

Vehicle compatibility

Who it's perfect for

The Kappa BF33K flange is designed for those who want to mount a tank bag with the practical quick-release Tanklock system on their motorcycle. Ideal for touring, commuting, or daily use: keep your phone, documents, and small items handy on the tank, securely and without drilling or gluing anything.

Frequently asked questions

Is the tank bag included with the BF33K flange?
No, the package contains only the BF33K metal flange with fastening screws and instructions. The tank bag with the Tanklock system must be purchased separately. The flange is compatible with all Kappa and Givi bags equipped with Tanklock or TanklockED attachment.

How do I mount the flange on the tank?
It attaches directly to the fuel cap ring using the supplied screws, without any drilling or permanent modification. Installation takes a few minutes, and the cap continues to open normally for refueling. Instructions are included in the package.

How do I know if it is compatible with my motorcycle?
Check the compatibility table on this page, verifying both the model and the year of manufacture of your motorcycle. The BF33K flange is specific to the listed vehicles. If in doubt, contact us stating the model and year, and we will confirm compatibility.

Is the flange an original Kappa product?
Yes, the BF33K is an original Kappa product, a brand of the Givi S.p.A. group. Moon Bike S.r.l. is an authorized dealer based in Cercola (NA) and offers the official manufacturer's warranty on all products, with full traceability.