{"product_id":"birzman-hollowtech-ii-bottom-bracket-socket","title":"Hollowtech II bottom bracket socket","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThe Birzman bottom bracket socket wrench is a precise, specialized tool for installing and removing Shimano® Hollowtech II™ bottom brackets and other components with a 16-slot Ø44 mm interface. Additionally, the tool is suitable for Center Lock disc brake lockrings, including variants on E-Thru thru-axle hubs. Compatible with the Shimano® adapter tools TL-FC24 and TL-FC25, making it versatile for everyday workshop use. The CNC-machined design from hardened steel ensures high stability, a precise fit, and a long service life. Features: For Shimano® Hollowtech II? Bottom bracket compatible\u003c\/p\u003e\u003cli\u003eFits 16-slot Ø44 mm bottom bracket cups\u003c\/li\u003e\u003cli\u003eAlso compatible with Center Lock lockrings\u003c\/li\u003e\u003cli\u003eSuitable for E-Thru thru-axle hubs\u003c\/li\u003e\u003cli\u003eCompatible with Shimano® TL-FC24 \/ TL-FC25 adapters\u003c\/li\u003e\u003cli\u003eHigh-quality CNC-machined steel construction\u003c\/li\u003e\u003cp\u003eTechnical details:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMount: 1\/2\" square taper\u003c\/li\u003e\n\u003cli\u003eMaterial: CNC-machined hardened steel\u003c\/li\u003e\n\u003cli\u003eDimensions: Ø55 × 45 mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Birzman","offers":[{"title":"Default Title","offer_id":58436630511999,"sku":"491-073-ABBS","price":32.9,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/2349\/7599\/files\/2638045-2025-12-18_15-48-12-1080p.jpg?v=1789487124","url":"https:\/\/thehighroadcyclingcompany.ch\/products\/birzman-hollowtech-ii-bottom-bracket-socket","provider":"Highroad Cycling Company","version":"1.0","type":"link"}