{"product_id":"park-tool-bbt-59-3-16-notch-bottom-bracket-tool-39mm-42mm-for-shimano-ultegra-deore-xt","title":"Park Tool BBT-59.3 16-Notch Bottom Bracket Tool 39mm-42mm for Shimano Ultegra \u0026 Deore XT","description":"\u003cp\u003eThe Park Tool BBT-59.3 is a high-precision aluminium bottom bracket tool crafted for professional workshop use. Designed with a 16-notch fitting, it perfectly fits select threaded bottom brackets, including Shimano® Ultegra® BBR60 and Deore XT® MT-800 models with diameters ranging from 39mm to 42mm. Its CNC-machined construction ensures durability and accuracy, making installation and removal tasks seamless and efficient.\u003c\/p\u003e\n\n\u003cp\u003eManufactured in-house and anodized for quick identification, this tool features a 3\/8\" drive compatible with ratchets and torque wrenches, providing reliable leverage and control. The integrated threads allow compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System, which uses a spring-based tension mechanism to maintain consistent pressure, preventing slippage and ensuring full engagement during use.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecise installation and removal of Shimano® Ultegra® BBR60 and Deore XT® MT-800 bottom brackets\u003c\/li\u003e\n  \u003cli\u003eDurable and reliable performance thanks to CNC-machined aluminium construction\u003c\/li\u003e\n  \u003cli\u003eCompatibility with ratchet and torque wrench drives for optimal control\u003c\/li\u003e\n  \u003cli\u003eIntegration with BBT-RS system to prevent tool slippage and enhance engagement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBottom brackets outside the specified diameter range of 39mm to 42mm\u003c\/li\u003e\n  \u003cli\u003eNon-threaded or press-fit bottom bracket installations\u003c\/li\u003e\n  \u003cli\u003eUse without compatible ratchet or torque wrench for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tool compatible with all Shimano bottom brackets?\u003c\/strong\u003e\u003cbr\u003eThis tool is specifically designed for Shimano® Ultegra® BBR60 and Deore XT® MT-800 models with 16-notch fittings and diameters between 39mm and 42mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this tool without the BBT-RS retaining system?\u003c\/strong\u003e\u003cbr\u003eYes, the tool can be used independently, but pairing it with the BBT-RS retaining system improves engagement and prevents slippage during use.\u003c\/p\u003e","brand":"Park Tool","offers":[{"title":"Default Title","offer_id":45472205668527,"sku":"QKBBT593","price":32.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1680879621-25455400.jpg?v=1768514395","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/park-tool-bbt-59-3-16-notch-bottom-bracket-tool-39mm-42mm-for-shimano-ultegra-deore-xt","provider":"Swinnerton Cycles","version":"1.0","type":"link"}