Do I need to remove the sprocket from my crank for shipping? No, please send the rack and the two crank arms to us. You can find the address on our site. Tagged: power metershipmentshipment addresstwin2 Related Articles Can my crank be fitted with a double-sided power meter TWiN2? Can the TWiN2 double-sided power meter be installed on a road bike? Can TWiN2 be installed on a crank with two racks? List of compatible cranks with TWiN2 double sided power meter I already have a left-sided inpeak power meter. can I buy a right-sided meter? How to connect TWiN2 to the bike computer?