{"product_id":"park-tool-bbt-118-heavy-duty-steel-bottom-bracket-tool-8-notch-cups-shimano-isis","title":"Park Tool BBT-118 Heavy Duty Steel Bottom Bracket Tool for Shimano Octalink \u0026 ISIS","description":"\u003cp\u003eThe \u003cstrong\u003ePark Tool BBT-118 Heavy Duty Steel Bottom Bracket Tool\u003c\/strong\u003e is engineered to provide unmatched durability and precision for professional bicycle maintenance. Crafted from high-quality 4140 steel, this tool is designed to tackle the toughest bottom bracket components with ease. Its eight-notch fitting perfectly matches Shimano Octalink drive-side bottom bracket cups and ISIS Drive bottom bracket cups, ensuring a secure grip during removal and installation tasks.\u003c\/p\u003e\n\n\u003cp\u003eThe tool’s extra-deep body accommodates wider spindles, while its low-profile walls allow access to recessed lockrings without compromising stability. Equipped with versatile engagement options—including a 3\/8 inch drive fitting, a 1 inch socket fitting, and 36 mm spanner flats—the BBT-118 delivers maximum leverage, even when dealing with stubborn or seized components.\u003c\/p\u003e\n\n\u003cp\u003eFor enhanced control, the BBT-118 incorporates integrated threads compatible with Park Tool’s BBT-RS Bottom Bracket Tool Retaining System and GPS-1 Guide Pins (sold separately). This feature anchors the tool firmly in place, providing improved stability during demanding repair jobs. Ideal for use with various e-bike front chainring lockrings from Bosch Gen 3 to Gen 5 and Specialized© Levo Brose systems, this tool is a versatile addition to any workshop.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRemoving and installing Shimano Octalink and ISIS Drive bottom bracket cups with precision\u003c\/li\u003e\n  \u003cli\u003eHandling front chainring lockrings for Bosch and Specialized© e-bike systems\u003c\/li\u003e\n  \u003cli\u003eWorking on components with wide spindles thanks to the extra-deep tool body\u003c\/li\u003e\n  \u003cli\u003eProviding multiple tool engagement methods for enhanced leverage and control\u003c\/li\u003e\n  \u003cli\u003eOffering compatibility with retaining systems for stable and secure operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInstallation of bottom brackets—use non-marking aluminum BB tools for this purpose\u003c\/li\u003e\n  \u003cli\u003eImpact-driver use, as the tool is designed for manual operation only\u003c\/li\u003e\n  \u003cli\u003eComponents without eight-notch fittings or those incompatible with Shimano Octalink or ISIS standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the BBT-118 be used for installation as well as removal?\u003c\/strong\u003e\u003cbr\u003eWhile the BBT-118 excels at removing bottom brackets, Park Tool recommends using their non-marking aluminum bottom bracket tools for installation to prevent damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tool compatible with all Shimano bottom brackets?\u003c\/strong\u003e\u003cbr\u003eThe BBT-118 is specifically designed for Shimano Octalink drive-side bottom bracket cups with external notches and does not fit all Shimano models.\u003c\/p\u003e","brand":"Park Tool","offers":[{"title":"Black \/ One size","offer_id":46885381013679,"sku":"QKBBT118","price":32.97,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/qkbbt118.jpg?v=1778143924","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/park-tool-bbt-118-heavy-duty-steel-bottom-bracket-tool-8-notch-cups-shimano-isis","provider":"Swinnerton Cycles","version":"1.0","type":"link"}