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Replacement E-Bike chainrings for Bosch Gen 3 and 4 drivetrains
6mm Cup (mm) 44mm/44mm Race (mm) 40mm Stack Height 13mm Top/13
Fits all bikes 20"-29" wheels up to 5
8 with a Trail Boss 2
Balanced proportion between stable studs and sufficient gaps for excellent rolling characteristics and amazing self-cleaning properties
Schwalbe Advancer Hybrid 29x2.25 Standard Tire ERD-431 Replacement E-Bike chainrings for BoschHybrid all terrain tire with a continuous center line paired with open shoulders for low rolling resistance with dependable off road traction. Round overall profile is predictable and tracks well while also offering impressive cornering traction. Sustainable green compound is made from renewable rubber trees and recycled rubber materials. Reflective striping adds additional visibilty when riding at night for improved safety. PGRD Puncture Guard
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