- Discreet way to install an Apple AirTag inside your tubeless tire - Identify the location of a stolen bike, enabling the owner to alert local authorities for retrieval - AirTag is housed in a 3-part silicone and rubber tubeless valve mount - Sacrificial stem, ensures tracker and rim protection under impact - Silicone top cover protects tracker and internal plug reduces sealant ingress - Supplied with 3 pairs of our rubber valve bases to suit different rim profiles for the optimum seal Note the Tubeless Secure Tag Holder can only be used in rear wheels - not for use on the front wheel Compatible tire types: - MTB tyres (XC, Enduro Trail, Downhill) - Gravel Tires (the narrowest recommended tyre size is 38mm wide)