BBB E bike Sprocket 15T Bosch Boost

BBB – E-BIKE SPROCKETS

BCR-70E 

• E-bike sprockets.
• Compatible with Bosch systems.
• Compatible with Boost and non Boost via 2.5mm Offset
• Hardened steel for longer durability.
• Optional chainline offset of 2.5mm for Boost 148mm.
• Lock ring included.
• Compatible with: single, 8, 9, 10 and 11-speed.