Is the trainer skewer safe to use on the road? Philip Cowles March 30, 2018 17:10 Follow Yes, the trainer skewer is safe for road use if you don’t want to swap it out every time you take your bike outside. Related articles What is the difference between a Quick Release and a thru axle? What is the length of the Quick Release skewer? Does this skewer work with any CycleOps trainer? How do I know if I have a Quick Release skewer? What types of flooring can the training mat be safely used on? Comments 0 comments Please sign in to leave a comment.