Description
brand: Shimano
model: Dura Ace GA-300 EX
length: 170 mm
rings: 53 / 42
date: 1978 >> matching CH
pedal: 9/16″ x 20
weight: 627 g
specs: self extracting Crank Bolts; Yellow Paint is not original for sure
condition: good with some scratches / threads are fine / all chainring bolts are working / no cracks