HG-EV Dura-Ace 11-speed chains are for Shimano 11-speed drivetrains
New generation 7901/6701/5701 chains (replaces 7900/6700) have improved, directional shifting plates for better road performance and a longer service life
7901 (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) drivetrains
M980/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 chains
Always match HG chains with HG cassettes, IG chains with IG cassettes
CBO in Central CA, has hundreds of direct fulfillment partners with the fastest possible restock delivery times in the US.
For 30 years, we have been the best at sourcing in the US, so we will find and supply many items the competition just can't deliver! Time may vary by item, and we will notify you if items are not shipped within this timeframe.
One of our warehouses will ship this item within 3 to 48 hours, Monday - Friday.
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Cambria Bicycle Outfitter SLO Store 1422 Monterey St San Luis Obispo, CA93401