Amazon
1/2 x 11/128 inch with 116 links Double x bridge shape for Super fast and smooth shifting Half nickel plated and mushroomed riveting Highest pin power and stretch proof treatment X2.0 and is non-directional.Sport type: Biking.Bike type: Multi-use
1/2 x 11/128 inch with 116 links Double x bridge shape for Super fast and smooth shifting Half nickel plated and mushroomed riveting Highest pin power and stretch proof treatment X2.0 and is non-directional.Sport type: Biking.Bike type: Multi-use