Where can I find a replacement roller belt? Philip Cowles March 30, 2018 16:32 Follow You can order the replacement here. Related articles Where can I find replacement parts for my trainer? Where can I find replacement parts for my trainer? What cycling computers will work with the Hammer or Magnus trainers? Do I need a BlueGiga Dongle to update my smart trainer’s firmware? What is the smallest wheel size that fits with this adapter? Comments 0 comments Please sign in to leave a comment.