Description
brand: Shimano
model: Dura Ace GA-300 EX
length: 172.5 mm
rings: 52 / 42
date: AD = 1976
pedal: 9/16″ x 20
weight: 610 g
specs: self extracting Crank Bolts;
condition
very good, but stronger mark at the drive side arm
/ threads are fine / all chainring bolts are working / no cracks