panaracer paselas in either 27" X 1 1/4" or 27"X 1 1/8" I have the wider ones on my Varsity and the narrower on my Continental. I have the skinwalls and they perform great and give a really nice ride.
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(Life is too short to play crappy guitars) 2006 Raleigh Cadent 3.0, 1977 Schwinn Volare, 2010 Windsor tourist. ( I didn't fall , I attacked the floor)