Shimano Ultegra 11sp chain with quick link. Also includes the pin.
The new link looks like a quality item and we expect it's a a good option for the home mechanic who does not have the tools or skills to push the connector pin into the chain.
Either way Shimano do it right again.
Product Name:Shimano CN-HG701-11 Chain 11-speed - without Quick LinkManufacturer:Shimano PartsItem Code:SHI201802Year:2017Manufacturer item code:ICNHG70111116Weight:approx. 257 gram (114 links - manufacturer's specification)Type of chain:HG-XFitting for derailleur:Shimano 11-speedChain link number:116