The backbone of any rack. The convex shape locks the nut into place against the contact points of the concave sides, wedging in solid placements. They now come with thinner, lighter sidewalls, a lateral side taper and anodised heads for quick selection
- Anodized aluminum alloy head is colour-coded
- Tapered shape provides a wide range of placement options
- Set of 6 rocks, from size 9-14
