Originally Posted by
3alarmer
...if this is Shimano indexing, most Shimano cranks have 130BCD , and there are a plethora of old 53 tooth Shimano chainrings out there. I run a few of them myself. I used to see them here at the co-op all the time, so they are not hard to find.
Vintage SR 5 bolt 130 BCD 54T chainring now on eBay for ~$30 delivered. Item
#283677013517