Tangeseiki LN-3912 Square Tapered Bottom Bracket 73 x 113 mm crank cap tool ): 42/40 teeth

): 42/40 teeth

8mm bar diameter increases stiffness without adding weight

hardened and tempered How to use the tool:

Brush Head Size: 130 × 25 mm

Tangeseiki LN-3912 Square Tapered Bottom Bracket 73 x 113 mm crank cap tool ): 42/40 teethFeatures Square tapered bottom bracket designed for smooth and reliable crank performance. Forged boron steel solid axle provides excellent strength and durability. Steel cups and body with black EDP coating for improved corrosion resistance. Sealed cartridge bearings reduce friction and protect against dirt and moisture. Precision engineered for efficient power transfer and stable pedaling. Compatible with frames using a 73 mm bottom bracket shell