Originally Posted by
J-PaP
At 47 I can't use 2.5mm cap screw and had to switch to 2mm button head. The clearance between the screw and the Belt was less than 1mm either side.
I tried a 52 but it was rubbing against the belt if I gave it enough room to clear the button screws.
I'm not sure how wide the Xray narrow pinions are to know they would clear for sure.
What brand pinions are you guys using who have gotten 50 & 52 to fit?