Originally Posted by GoldenSprocket
may also want to look at Sportsman Pat's rear sprocket adapter, that lets you offset the sprocket too. It is also very well made, and much lighter than the steel sprocket/rag joint lameness that comes in the kit. I had to bend the coaster brake arm out of the way to move the sprocket over far enough though.
I have the Sportsman sprocket on my Felt and alignment was a snap. Ridley makes a really nice stamped brake arm for the Felt 1903: http://motorbicycling.com/showthread.php?t=39675
perhaps it will fit the hub on this one too.