Precisions Engineered Bike Bottom Brackets Wrenches Ergonomic Bike Mechanic Tool Bicycles Repair Accessory

Features: Specifically designed for 44mm standards, this bicycles bottom bracket tool and other mainstream bottom bracket models, suitable for mountain bikes and road bikes with integrated/threaded bottom brackets. Make of high hardness steel with black oxidation anti rusts treatments, machined for precise internal teeth that fit bottom bracket interfaces securely, preventing slippage and tooth damage for extended lifespans. Features knurled outer wall for enhanced grip, compatibility with ratchets or wrenches to ensures even force distribution during installation/removal, protecting the bottom bracket and frame interfaces. With standardized socket tool interfaces and internal alignment structure to maintain coaxiality during operations, safeguarding bottom bracket threads. Combines multiple bottom bracket specifications into a tool, eliminating the need for separate tools when servicing mainstream models—ideal for bike maintenance and professional mechanics.

Specifications: Sizes:5.5×2.5cm/2.17×0.98in Component:aluminum alloys

Package Includes: 1pc Bicycles bottom bracket sleeve

note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.