Unior Hub Genie Granting You Three Wishes End caps can be a pain to remove. The Unior Hub Genie is a unique solution for removing hub end caps while servicing the hubs or converting them to different standards. It has an expanding mechanism, which grabs the hub cap evenly from the inside making even the most stubborn hub end caps easy to pull off. Compared with the traditional way of removing end caps, this tool won't damage cups or hubs. The tool comes in a 12mm/15mm version and a bigger version that works with 20mm thru-axles. Features Plastic-dipped handle for better ergonomics and grip Expanding mechanism that grabs the hub cap evenly from the inside Available in two sizes for 12mm/15mm thru-axles or 20mm thru-axles | Unior | Hub Genie 12/15Mm Throughaxle Tool