This rack is made with holds 2 x wakeboards.
2 1/2" clamp comes along with 1 3/4",1 7/8", 2", 2 1/4", 2 3/8" rubber for additional tubing sizes.
4 bolts ball clamp stronger than those ball clamp with 2 bolts.
Built with solid 6061 aluminum and polished.
This rack is easy to install and will mount to horizontal or vertical or slant tubing at any angles.