Full Speed Ahead Bearing Head Fsa 1.5 36/45 ACB Mr127 Ea. | bike-headsets-and-accessories

★★★★★ 4.7 26 reviews

US$9.97
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Management number 247503893 Release Date 2026/08/16 List Price US$9.97 Model Number 247503893
Category

Upgrade your bicycle's performance with the FSA (Full Speed Ahead) ACB Bearing Micro 36 x 45 - a durable, precision-engineered component designed for reliable cycling excellence. Developed with advanced materials and engineered for optimized performance, this cartridge bearing is ideal for road, mountain, and gravel bike applications. Materials & Construction: Crafted with -quality steel balls and a sealed blue rubber seal, the FSA ACB Bearing Micro ensures maximum durability and resistance against dirt, water, and contaminants. The sealed cartridge design provides enhanced protection, reducing maintenance needs and extending bearing lifespan, making it perfect for demanding riding conditions. Performance & Engineering: With precision 36x45-degree angled ball bearings, this model offers smooth rotation, reduced friction, and superior load distribution. The 51.9mm outer diameter, combined with an 40mm inner diameter bore, guarantees a secure fit and optimal performance in 1.5" headsets or bottom brackets. Its engineered design ensures consistent performance, even under high stress, making it a trusted choice for professional cyclists and enthusiasts alike. Components & Technology: Featuring a sealed cartridge bearing system, the ACB MR127 combines robust engineering with ease of installation. The sealed design maintains lubrication and keeps contaminants out, leading to longer service intervals and reliable operation in diverse cycling environments. Built to meet the demanding standards of modern bicycle components, it offers both dependability and efficiency. Style & Use Case: Designed to blend seamlessly with high-performance cycling setups, this bearing is ideal for upgrading or maintaining headsets, bottom brackets, or other critical bike components. Its compact size and durable construction make it suitable for various bike types, whether you're tackling rugged trails, fast-paced road rides, or challenging gravel adventures. Innovative Featu

  • High-precision cartridge bearing designed with FSA's durable ACB (All-Conditions Bearing) technology for reliable performance in demanding cycling applications.
  • Constructed with a resilient blue seal, these micro 36x45 bearings offer superior protection against dirt, water, and debris, extending bearing lifespan and maintaining smooth operation.
  • Engineered with a 36x45 degree bearing angle and sealed cartridge design, ensuring optimal load distribution for enhanced stability and reduced friction under high-performance riding conditions.
  • Compatible with 1.5-inch spindle sizes, these bearings are ideal for a wide range of bike components such as hubs, cranks, and bottom brackets, providing versatile installation options.
  • Featuring advanced engineering with materials and sealed ball technology, FSA ACB Micro Bearings deliver consistent, long-lasting performance for competitive cycling and everyday riding.
UPC 400310069696 641378136764
ASIN B00RW5FQB4
Model 160-6761
Brand Name FSA
Unit Count 1 Count
Item Weight 1.28 ounces
Part Number Full Speed Ahead-BB4502
Bearing Type Roller Bearing or Ball Bearing
Manufacturer FULL SPEED AHEAD
Material Type Multi
Bearing Number Single
Item Dimensions 7 x 5 x 2 inches
Number of Items 1
Number of Packs 1
Outside Diameter 5.2 centimeters
Specification Met [Industry Standard]
Included Components Headset Bearing
Compatible Lubricant Grease
Warranty Description Limited Warranty

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4.7 out of 5
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26 ratings | 11 reviews
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