|Aftermarket Ramped/Pinned 130/74 9speed Chainrings||andyarm|
Jul 14, 2001 6:28 PM
|Which Manufacterer sells in these sizes?
28/42/52 or replace 42 with 40
26/38/50 or replace 38 with 40
I know I can get the small rings as non-ramped in 74mm bolt circle but can I get either 38t, 40t, 42, 50t, or the 52t ramped and pinned in the 130BCD?