These Tube Tops are just the thing if wacky top tubes prevent proper bike mounting.

14 at its shortest 30 maximum

Installs quickly and securely on a wide range of bikes

Keeps bike mounted solidly on single and dual mast mounts

Larger diameter tubing and anti-rotation inserts for greater stability

Molded collars are gentle with bike stem and seat post

3.5lbs

1 bike capacity