DIAMANT LO-PRO TIME TRIAL FRAME c1989

DIAMANT LO-PRO TIME TRIAL FRAME c1989 .Wheel size: 26in 650C front, 700C/sprints rear with brake drop of 50mm Seatpost size: 26.8mm There were two Diamant bicycle companies one in the former East Germany and other in Belgium. This one was built in Belgium and is from the late 1980s
from here- hilarystone.com