KMC MissingLink 10R perfectly connects with KMC and Shimano 10-speed chain only. Reusable design.
KMC MissingLink 11 perfectly connects KMC, Shimano and Campagnolo 11 Speed Chains. Non-reuseable. MissingLink opener required.
KMC MissingLink12 perfectly connects KMC and SRAM 12 speed chains. Non-reuseable. MissingLink opener required.
Caution: Failure to shorten the chain properly or to lock it exactly into place may cause damage to the chain and eventually total chain failure, material damage or the rider to fall off his bicycle resulting in injury.