{"product_id":"wolf-tooth-bottom-bracket-btbk1425-bicycle-bottom-brackets","title":"Wolf Tooth BSA Bottom Bracket 30mm Espresso | Lightweight, Durable Aluminum \u0026 Steel Bearings | Weather-Sealed, User-Serviceable, 24 - 29 - 30mm Spindle Compatibility","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your mountain bike or gravel bike with the Wolf Tooth BSA Bottom Bracket 30mm Espresso - the ultimate combination of durability, performance, and style. Crafted from high-quality materials, this bottom bracket features precision-engineered components designed to optimize efficiency and longevity in all riding conditions.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from 6061-T6 aluminum with glass-filled nylon, Urethane, and high-performance seals, the Wolf Tooth Espresso Bottom Bracket is built for rugged reliability. The custom-designed bearings utilize AISI 52100 chrome bearing steel, hardened to Rc 61-66, offering superior wear resistance and reduced spinning resistance. An advanced ACOSUR ZNA coating on the race provides exceptional corrosion resistance, tested to withstand over 500 hours in saltwater environments, ensuring long-lasting performance even in harsh weather.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eFeaturing oversized, hardened chrome balls and races, this bottom bracket delivers smooth, low-drag pedal efficiency while eliminating creaking. The carefully balanced weather sealing system protects against water, mud, and debris, maintaining optimal bearing function regardless of trail conditions. Its user-serviceable design allows for easy installation, removal, and maintenance using standard spline tools (44-16 for 24mm, 46-12 for 29mm DUB and 30mm), making repairs straightforward and cost-effective.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eCompatibility \u0026amp; Versatility:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eDesigned for 24mm, 29mm DUB, and 30mm spindle diameters, the Wolf Tooth Espresso Bottom Bracket fits 68mm to 73mm, 83mm, and 100mm BSA shell widths, providing flexible options for a wide range of bike builds. Adjustable internal sleeves enable precise fitting across various shell widths, while included spacers ensure a secure, snug fit.\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\u003eAvailable in four vibrant colors to match your Wolf Tooth Color Shop components, the Espresso Bottom Bracket is perfect for trail riding, cross-country, or gravel adventures. Its lightweight design (just 82-87 grams depending on diameter) ensures you don't compromise your bike's performance or agility. Whether you're building a new bike or upgrading your existing setup, this bottom bracket provides dependable performance and a sleek look.\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 high-hardness chrome steel balls and races for durability and low resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Superior weather sealing and corrosion-resistant coatings for all-weather riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- User-serviceable design with standard spline tools for easy maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Machined and assembled in the USA, ensuring quality craftsmanship and support\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Lifetime warranty on bearings for peace of mind and lasting performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eElevate your cycling experience with the Wolf Tooth BSA Bottom Bracket 30mm Espresso - engineered to keep your power transfer smooth, efficient, and reliable ride after ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003e- Crafted from lightweight, high-grade 6061-T6 aluminum with reinforced glass-filled nylon components, ensuring durability and corrosion resistance on all rides. \u003c\/li\u003e\n\u003cli\u003e- Engineered with custom-designed bearings featuring hardened chrome steel balls and races, providing exceptional low drag performance, high load capacity, and extended longevity. \u003c\/li\u003e\n\u003cli\u003e- Equipped with advanced weather sealing and ACOSUR ZNA coating on race surfaces, delivering superior resistance to water, mud, and saltwater, ideal for all-season mountain and gravel biking. \u003c\/li\u003e\n\u003cli\u003e- Compatible with 24mm Shimano, 29mm DUB, and 30mm spindle cranksets, with adjustable-width sleeves fitting bottom bracket shells from 68mm to 73mm for versatile bike compatibility. \u003c\/li\u003e\n\u003cli\u003e- Designed and assembled in the USA, featuring user-friendly installation with standard spline tools, a lifetime warranty on bearings, and available replacement parts for long-term maintenance and performance optimization.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wolf Tooth","offers":[{"title":"Default Title","offer_id":42875968159811,"sku":"BTBK1425","price":129.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/WBB-BSA-30-ESP.jpg?v=1773420410","url":"https:\/\/365cycles.com\/products\/wolf-tooth-bottom-bracket-btbk1425-bicycle-bottom-brackets","provider":"365 Cycles","version":"1.0","type":"link"}