Check the listing for details. CycleOps Trainer Skewer One Size Black. Color: one color, Condition: New. Listed at 21.25 USD. At , we realize at the heart of every cyclist is a better cyclist. Not better as defined by speed necessarily, rather by progress, improvement, the setting of goals and reaching them, and by having fun along the way. Coming from a manufacturer of indoor cycles and trainers, we understand that it may sound a little self-serving to say that a Trainer can and should be an integral part of this self-improvement journey. But it's true; trainers are extremely efficient and effective, and can be used throughout the year to help you reach your fitness goals. Add virtual training and indoor training no longer needs to be viewed as an act of basement torture. We'd even go as far as saying that indoor training can now actually be, well, fun. Replacement rear wheel skewer. Specifically designed for use with trainers. Made using the highest qaulity materials Compatibility: rear wheel road or mtb Material: alloy Recommended Use: indoor trainer riding Manufacturer Warranty: 1 year