New Triumph, BSA & Norton Fork Tube Installation Service Tool. The best! Plain and simple! If you want to preform a fork overhaul this tool is an absolute must! Do the job the correct way, the first time! Own more then one British bike (most people do!)? The is tool set has you covered! Comes with "7" different threaded adapters to suit most Triumph, BSA & Norton British motorcycles! Adapters included are 1 1/16"x 26, 1 1/16"x 20, 1"x 20, 15/16" x 20, 1 1/16" x 28, 1 1/8" x 20 & 1 3/16" x 20! Nice durable plastic box in also included! So the next time you have to overhaul your forks feel confident that you have the correct tools to get the job done! Please review the sizes above for proper fitment!