Bike Pulls to the Left
I've returned to my desk top box and now can link to the previous post I made about simple fork alignment checks. The above link takes you to the thread and my lengthy post is
#16 .
Eric- WRT the inside or the outside of a steeerer being used as a reference. Since butted tubes are formed on a mandrel (which is removed later) one could argue that it's the steerer's insides that are the first dimensional reference and that the OD is the secondary surface. Although I, and most, use the OD as their reference surface as it's easy to grab, secure and read from. As well as is what the frame sees. Andy