Shimano Dura Ace Track Chain Ring / 50 T / BCD 151 mm / 1980 / NJS

Description

brand:    Shimano
model:    Dura Ace
BCD:      151 mm
Teeth:    50
weight:   156g
year:     EK  = 1980
specs:    Thick; NJS Stamp

condition
very good,
But Preowner widened holes to fit 144 mm BCD 🙁

Additional information