Retro_Roy":3gmr4oi5 said:Check page 270 in Paul's book. says April 91 started B series.sovereign":3gmr4oi5 said:B series started in April '90, so this should be a '91. The climbMax was always 1" I guess, so could be only catalyst or sovereign. From the seatstays I would say it's a sovereign
Also says switched to 1 1/8" April 1991, is this one 1 1/8"
if so you are correct there, not a climbMax.