Shimano IG70
Item DescriptionHG-EV Dura-Ace 11-speed chains are for Shimano 11-speed drivetrainsNew generation 7901/6701/5701 chains (replaces 7900/6700) have improved, directional shifting plates for better road performance and a longer service life7901 (hollow-pin + ported inner/outer plates), 6701 (ported inner/outer plates), & 5701 (ported inner plate)7801/6600/5600 chains are recommended for Shimano 3x10sp (triple) drivetrainsM980/HG94/HG74 (HG-X) chains: directionally optimized with task-specific plates for Dyna-Sys, 10-speed mountain drivetrains (M980 utilizes hollow-pin technology)Always use Shimano chain pins and a Shimano-approved chain tool when servicing Shimano chainsAlways match HG chains with HG cassettes, IG chains with IG cassettesItem Specificationsmodel: IG70use: 5-8spsize: 3/32"width: 7.1mmlinks: 116color: silver/black: