Do I need a thru axle adapter for a Hammer/H2/H3? Lauren H August 07, 2019 13:46 Updated Follow You do not need a thru axle adapter, as these trainers comes with end caps that are compatible with a 142 or 148 thru-axle. Related articles Are the Hammer/H2/H3 trainers compatible with 135 thru-axles? How do I set up my wheel-on trainer? How do I fix a solid red light on my trainer? Comments 0 comments Article is closed for comments.
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