The 180 has replaced the 150 model....same size, just larger bore.
Tim, it should be messured all sets, as the cam gear is not perfectly centered......you will see when you measure :-)
Even my new moki manual says to check the clearance 2 places, as it has 2 sets running in a planet gear.
Last edited by SJN; 04-16-2014 at 03:43 AM.