HORN Mounting adapter for chain A08 / A09 Bosch Gen4 42 / 44t

The HORN mounting adapter is a spare part designed specifically for Bosch Gen4 electric bike systems with chainrings of 42 or 44 teeth. This black adapter allows for the secure mounting of the chain on the drivetrain, ensuring smooth and efficient performance. It is compatible with A08 and A09 chains and is ideal for replacing worn or damaged parts on your electric bike. The adapter features chain locks to keep the chain in place during use, providing added stability and durability. Upgrade your bike with this high-quality mounting adapter to keep your chain running smoothly and reliably.