Joined: Jul 2002
Posts: 40,863
Likes: 3,115
From: Sacramento, California, USA
Bikes: Specialized Tarmac, Canyon Exceed, Specialized Transition, Ellsworth Roots, Ridley Excalibur
Are you asking whether it's okay to have a trainer chain and an outside chain? If so, sure. You can just buy a 11-speed master link that should work on any 11-speed chain. The nice thing about having a master link is not needing to deal with the pins.