goodas12003 Retro Guru Feedback View Feb 6, 2009 #1 Hi, i have for sale, a set of 3 Shimano bio-pace chainring's. They are steel and came off an early 90's Alpinestar's i used to own. Minimal wear. the two big ring's are 110 bcd. 48t, 38t and 28t ring's. Lookin at £12 posted. Thank's Dave. Attachments biopace.webp 79 KB · Views: 592
Hi, i have for sale, a set of 3 Shimano bio-pace chainring's. They are steel and came off an early 90's Alpinestar's i used to own. Minimal wear. the two big ring's are 110 bcd. 48t, 38t and 28t ring's. Lookin at £12 posted. Thank's Dave.
