Izumi Super Tough V-Kette 1/2 x 1/8 106L in Gold/Schwarz
The Japanese NJS approved Super-Tough is the most formidable chain, built for a purpose it looks the part too, with a stunning gold and black finish. Shimano CN-E6090 10 Speed Rear / Front Single 138 Link SIL-TEC MTB E-Bike Chain.