{"product_id":"park-tool-bbt-135-12-steel-bottom-bracket-tool","title":"Park Tool BBT-135-12 Steel Bottom Bracket Tool","description":"\u003cp\u003e\u003cspan\u003eConstructed from precision-machined 4140 steel, the BBT-135-12 is a heavy duty tool for the removal and installation of select threaded bottom brackets with 12-notch tool fittings, including Praxis Works® M30. The BBT-135-12 is designed to be compatible with any bottom bracket with the corresponding tool fitting, with an extra-deep body to accommodate extra-wide spindles and low-profile walls at the point of engagement for recessed lockrings. The BBT-135-12 has three methods of tool engagement—a 3\/8\" drive fitting, a 1\" hex fitting, and 36 mm wrench flats—allowing you to take on even the most seized bottom bracket cups. For added stability, the BBT-135-12 features integrated threads for use with the Park Tool BBT-RS Bottom Bracket Tool Retaining System or GPS-1 Guide Pins (each sold separately).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 48–50 mm and a minor diameter (inside of notches) of 46.3 mm, including Praxis Works® M30.\u003c\/p\u003e\n\u003cp\u003eTool specifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3\/8\" drive fitting\u003c\/li\u003e\n\u003cli\u003e1\" and 36 mm wrench flats\u003c\/li\u003e\n\u003cli\u003e57.5 mm (2.264\") outer diameter at point of engagement\u003c\/li\u003e\n\u003cli\u003eInternal clearance: 42 mm (1.654\") depth (from tool face) x 30.44 mm (1.198\") diameter\u003c\/li\u003e\n\u003cli\u003eNot rated for use with impact drivers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Park Tool","offers":[{"title":"Default Title","offer_id":54005401878892,"sku":"BBT-135-12","price":52.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/9424\/0427\/files\/BBT-135-12_1225_008.jpg?v=1783518369","url":"https:\/\/ascent-testing.myshopify.com\/products\/park-tool-bbt-135-12-steel-bottom-bracket-tool","provider":"Master Store","version":"1.0","type":"link"}