Enduro ACB 4545 150 SS - 1-1/2 stainless steel, Angular Contact Headset Bearing 700c x 45mm 10% Carbon composite shell

10% Carbon composite shell

Engineered for rapid readiness and professional-grade espresso

Lightweight Performance: Weighing only 280g (size Medium)

The Assioma DUO power meter pedals deliver precise

meticulously engineered from carbon fiber for uncompromising stiffness and control

Enduro ACB 4545 150 SS - 1-1/2 stainless steel, Angular Contact Headset Bearing 700c x 45mm 10% Carbon composite shellThe Enduro ACB 4545 150 SS is a 1 1 2" angular contact headset bearing designed for extreme durability. Built with 440C stainless steel balls and races, it offers the highest level of corrosion resistance against rain, sweat, and road grime. It serves as a premium replacement for industry part numbers like TH 070, MR 128, and MH P16. Engineered for protection, it features LLB dual lip seals and Almagard 3752 waterproof grease to keep contaminants out.