{"product_id":"wolf-tooth-bottom-bracket-btbk1422-bicycle-bottom-brackets","title":"Wolf Tooth T47 Internal Bottom Bracket 30mm Gold - Lightweight, Durable Aluminum \u0026 Chrome Bearings, Weather-Sealed, High-Performance Engineering for MTB and Road Bike Use","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain or road bike with the Wolf Tooth T47 Internal Bottom Bracket 30mm in striking Gold - the ultimate combination of performance, durability, and style. Crafted for avid cyclists andenthusiasts, this high-precision bottom bracket is engineered with cutting-edge materials and technology to enhance your bike's drivetrain efficiency and reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eBuilt from lightweight, aerospace-grade 6061-T6 aluminum, the Wolf Tooth T47 Bottom Bracket combines durability with corrosion resistance. The custom-designed bearings feature AISI 52100 chrome bearing steel balls and races, hardened to Rc 60-66 for superior wear resistance, reduced spinning resistance, and extended lifespan. An advanced ACOSUR ZNA coating further enhances corrosion protection, exceeding stainless steel performance after extensive saltwater testing, ensuring reliable operation in all weather conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for seamless power transfer and minimal drag, this bottom bracket offers optimized radial bearing compression, precise alignment, and preload adjustment. Its innovative sealing system and elimination of metal-on-metal contact reduce creaking, water intrusion, mud, and debris ingress-delivering smooth, efficient pedal strokes even under tough riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eFeaturing custom bearings and seals, the Wolf Tooth T47 interior bottom bracket ensures top-tier weather sealing and longevity. Its user-serviceable design allows easy installation and maintenance using standard 52-16 spline tools, with replacement parts and comprehensive service guides available through Wolf Tooth's Right to Repair program. The adjustable-width sleeve fits 85.5mm to 92mm T47 internal bottom bracket shells for versatile compatibility with a variety of modern frames.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith its sleek Gold finish, the Wolf Tooth T47 Bottom Bracket adds a premium aesthetic to your bike, perfectly matching other Wolf Tooth Color Shop components. Ideal for mountain biking, gravel riding, and high-performance road cycling, this bottom bracket is engineered to withstand demanding riding environments while delivering a crisp, responsive feel.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Custom bearings with hardened chrome steel balls and races for enhanced durability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- ACOSUR ZNA coating offering superior corrosion resistance after exposure to saltwater and wet conditions\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Heavy-duty weather sealing and polymer bushings eliminate creaking and noise\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Compatibility with 24mm Shimano, 29mm DUB, and 30mm spindle cranksets\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Available in four vibrant colors to match your style\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Lifetime warranty on bearings for long-term peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003eSpecifications\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Weight: 24mm - 103g | 29mm - 96g | 30mm - 91g\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Materials: 6061-T6 aluminum, chrome bearing steel, glass-filled nylon, NBR, EPDM, Urethane\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003e- Made in the USA, ensuring high-quality craftsmanship and support\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-21\"\u003e\u003cp\u003eUpgrade your bike's performance with the Wolf Tooth T47 Internal Bottom Bracket 30mm in Gold - engineered for precision, built to last, and designed to elevate your cycling experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003ePremium 6061-T6 aluminum construction ensures a lightweight yet highly durable bottom bracket, optimized for cycling performance and longevity. \u003c\/li\u003e\n\u003cli\u003eEngineered with custom, hardened chrome bearing steel balls and races featuring ACOSUR ZNA corrosion-resistant coating, providing superior durability and corrosion resistance even in harsh weather conditions. \u003c\/li\u003e\n\u003cli\u003eInnovative T47 internal design with adjustable-width sleeve (85.5mm-92mm) offers versatile compatibility across various bike frames and spindle sizes (24mm, 29mm DUB, 30mm), simplifying installation and maintenance. \u003c\/li\u003e\n\u003cli\u003eAdvanced sealing systems and custom bushings eliminate creaking, reduce friction, and prevent water, mud, and debris ingress, ensuring smooth, low-drag operation in all riding conditions. \u003c\/li\u003e\n\u003cli\u003eDesigned and assembled in the USA with a lifetime warranty on bearings, plus comprehensive replacement parts and service guides, making it the perfect choice for serious cyclists seeking reliable, high-performance drivetrain integration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42875968127043,"sku":"BTBK1422","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WBB-T47I-30-GLD.jpg?v=1773850309","url":"https:\/\/365cycles.com\/products\/wolf-tooth-bottom-bracket-btbk1422-bicycle-bottom-brackets","provider":"365 Cycles","version":"1.0","type":"link"}