Joined: Jan 2008
Posts: 23,645
Likes: 1,109
From: Mans of NC & SW UT Desert
Bikes: 86 Katakura Silk, 87 Prologue X2, 88 Cimarron LE, 1975 Sekai 4000 Professional, 73 Paramount, plus more
I stick with 110 BCD Suginos for this application. I typically take the two largest rings from a MTB triple and reuse them on the double. A lot of MTB cranks have a 46+/- tooth large ring, and a 34+/- middle ring. Poor man's thrifty compact crankset.