Thule Syntace X-12 Thru Axle Trailer Hitch Adapter. M12 x 1.0 mm. We would love to find a way to further assist you. Equip your bike for next-level adventures with the Thule Thru Axle. This simple to install adapter opens the door to new biking possibilities by allowing you to connect a kid, cargo, or pet bike trailer to bikes with 12mm thru axles.
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