EVO Top Tube Adapter.
Having a hard time to position bikes without a leading tube on your upright bike rack? Quit the struggle by including a top-tube bike structure adapter from the down tube to the seat post.
This EVO bike structure adapter affixes quickly to bikes without top tubes, and afterwards conveniently suits on any type of upright rear-vehicle bike shelf. With its minimal length of 15" to its max length of 21", this bike structure adapter deals with virtually every children's bike, girl's bike or step-through framework bike. Used, yet fit.