Enduro Angular Contact Bottom Bracket BSA 24mm ICM Multi Wrench 9 Diameter 31

9 Diameter 31

} Smooth and durable DOUBLE TIME drive mechanism ensures rapid lightning-fast engagement for quick and confident pedal responsiveness

5 ISO 559 Bead Wire Tread/Sidewall Color Bk/Bsk PSI 100 Weight (Grams) 620 TPI 60 Durometer Features Reflective Sidewall No

Flattop technology enables a narrower chain with quieter operation and increased strength and durability

Features include finger spline at the top along with a 3/8" square drive

Enduro Angular Contact Bottom Bracket BSA 24mm ICM Multi Wrench 9 Diameter 31Featuring XD 15 15 degree Angular Contact cartridge bearings pressed into precision machined aluminum cups that simply thread directly into the BB shell Deep groove raceways allow use of maximum sized Grade 3 Silicon Nitride ceramic balls for increased contact area, improved performance, and longevity Manufactured to the highest standards at the Enduro Bearings production facility in California, USA Combine corrosion proof, cryogenically treated