Miranda Delta Chainset For Bosch Gen 2 E-Bikes - Alloy Crank - 175mm - ISISMiranda Delta Chainset For Bosch Gen 2 E Bikes Alloy Crank 175mm ISIS A hard working chainset, capable of withstanding the strongest of pedal forces, the Delta does not compromise on strength and durability, despite its relatively low weight, making it the ideal addition to your groupset. Cold forged for a dependable performance in all conditions, the Delta features a smooth turning aluminium alloy crank arm, providing excellent and essential leverage