SHIMANO ULTEGRA BR-R8100 CALLIPER BRAKE REAR trek kids rider and cargo) of 125

rider and cargo) of 125 kg (275 lb)

tube and inflater

Optimized weight

Stem: Marin Aluminum

Proprietary ultra high-strength materials: These materials ensure the lock is virtually impervious to angle grinder attacks

SHIMANO ULTEGRA BR-R8100 CALLIPER BRAKE REAR trek kids rider and cargo) of 125The Shimano Ultegra BR R8100 represents the pinnacle of dual pivot brake engineering. Engineered for road cyclists demanding precision stopping power, these calliper brakes deliver an exceptional balance of lightweight construction and rigid performance. The dual pivot design ensures consistent braking modulation across the entire rim surface, while the optimised geometry reduces weight without compromising stiffness. Shimano's proven braking