Promax DA-230 31.8mm Length 60mm w/Light Mount Black ModelNumber=31942 Here is how it works:

Here is how it works:

Alpha disc pulleys are paired with a composite narrow-wide tooth profile to help prevent debris from external objects getting stuck between the spokes

Completely non-porous vapor barrier seals rim interior from moisture

4 Tubeless Folding Black/Bronze Evolution Line Super Gravity Addix Soft

Designed to be easily mounted to any post or wall stud the PRS-4 is a shop quality stand

Promax DA-230 31.8mm Length 60mm w/Light Mount Black ModelNumber=31942 Here is how it works:DA 230 stem holds your bar securely in place for better comfort and control and features an integrated mount to provide an easy way to add some light when the sun goes down. Length 60 Bar Clamp Diameter (mm) 31. 8 Color Black Material Aluminum Defined Color Black S. H. I. S. Stem Clamp Diameter 28. 6