{"product_id":"wheels-manufacturing-mountain-base-86-mm-shimano-hollowtech-ii-bottom-bracket-btbk0919-bicycle-bottom-brackets","title":"Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II, Anodized Aluminum, Enduro Sealed Bearings, 68 - 73mm Shell, Lightweight, Fully Serviceable","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience optimal performance and reliable durability with the Wheels Manufacturing BSA Bottom Bracket - the perfect upgrade for mountain and road cyclists seeking precision engineering and seamless compatibility. Crafted from high-quality materials, this exterior BSA (English threaded) bottom bracket features anodized aluminum cups that not only provide a sleek, corrosion-resistant finish but also contribute to a lightweight design, weighing only 92-105 grams depending on the configuration.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eEnhanced Performance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eEquipped with Enduro sealed bearings, including ABEC-3 for smooth operation and long-lasting service life, this bottom bracket ensures efficient power transfer and reduced friction. The angular contact bearings (Enduro ABEC-5) support superior load distribution, enhancing durability during intense rides. Designed for use with 24mm spindle cranks such as Shimano Hollowtech II, RaceFace EXI, and FSA MegaExo, it delivers reliable compatibility with a variety of high-performance cranksets.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eVersatile Components \u0026amp; Precise Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eThe Wheels Manufacturing BSA Bottom Bracket is engineered for frames with 68mm or 73mm bottom bracket shells, making it ideal for mountain biking, gravel riding, and road cycling. Its fully serviceable design allows easy maintenance, ensuring continued smooth operation over countless miles. The package includes comprehensive spacers and dust seals, facilitating perfect fitment across different frame standards and crank configurations.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eInnovative Features \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eDesigned to match a wide range of bottom bracket standards, this model supports 30mm spindle interfaces, SRAM DUB, and Praxis M30\/28, expanding its versatility for various high-performance cranksets. The anodized purple finish not only adds a distinctive style element but also resists corrosion and wear, keeping your bike looking sharp for years to come. Whether you're tackling mountain trails, gravel paths, or professional road courses, this bottom bracket offers the reliability and performance you need to push your limits.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eKey Specifications\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Compatible with 68mm and 73mm shell widths\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Fits 24mm spindles (Shimano, RaceFace, FSA, etc.)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Uses durable Enduro ABEC-3 sealed bearings for longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Supports 30mm interface, SRAM DUB, Praxis M30\/28 spindles\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Fully serviceable and easy to install with a 16-notch x 48.5mm tool (not included)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003eUpgrade your bike with the Wheels Manufacturing BSA Bottom Bracket for outstanding performance, enhanced durability, and a sleek, customized look. Perfect for cyclists demanding high-quality components that deliver consistent power, smooth operation, and style on every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eDurable anodized aluminum cups enhance corrosion resistance and aesthetic appeal, ensuring long-lasting performance in demanding riding conditions.\u003c\/li\u003e\n\u003cli\u003eEquipped with high-quality Enduro ABEC-3 sealed bearings, this bottom bracket delivers smooth, efficient pedaling and reduces rotational friction for improved ride comfort.\u003c\/li\u003e\n\u003cli\u003eEngineered for versatile compatibility with 24mm spindle cranks-including Shimano Hollowtech II, RaceFace EXI, and FSA MegaExo-making it ideal for various mountain and road bike setups.\u003c\/li\u003e\n\u003cli\u003eDesigned with a lightweight, machined aluminum construction, this BSA bottom bracket offers a perfect balance of strength and weight savings for aggressive trail riding or endurance racing.\u003c\/li\u003e\n\u003cli\u003eIncludes multiple aluminum spacers and dust seals, providing precise installation options and added protection against dirt and water ingress to extend component longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Wheels Manufacturing","offers":[{"title":"Default Title","offer_id":42354270404675,"sku":"BTBK0919","price":106.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CR3339.jpg?v=1779347437","url":"https:\/\/365cycles.com\/products\/wheels-manufacturing-mountain-base-86-mm-shimano-hollowtech-ii-bottom-bracket-btbk0919-bicycle-bottom-brackets","provider":"365 Cycles","version":"1.0","type":"link"}