Kogel Shimano R9250/R8150 Di2 Kolossos Oversized Derailleur Cage (Black) Brand-Yokozuna integrated inner pocket divided into

integrated inner pocket divided into the large main compartment and mesh zip pocket

Designed from the ground up…

2002- Response

allowing the cool air to flow around your head and improving your comfort during the ride

Disc Specific

Kogel Shimano R9250/R8150 Di2 Kolossos Oversized Derailleur Cage (Black) Brand-Yokozuna integrated inner pocket divided intoThe Kogel Bearings Kolossos Oversized Derailleur Cage unlocks top tier drivetrain efficiency by implementing ceramic bearing pulleys for silky smooth movement and sturdy CNC machined alloy arms for stiff performance that will shift reliably with less flex. Features Offers the lowest friction possible while maintaining shift accuracy Includes pulleys with ceramic balls and steel races Long tooth profile on lower pulley for best chain retention Chain