Screw and nut sets or nuts secure brackets and other accessories to rails.

With a slim base and a short barrel, these weld nuts fit in tight spaces, such as channels, and in low-clearance areas.

Projections on the base concentrate the weld and create space for heat to dissipate, protecting the threads on these steel weld nuts from deforming.

To protect their threads from deforming, these steel nuts have a projection that concentrates your weld and creates room for heat to dissipate. An offset barrel lets you position threads near the edges and corners of uncoated steel sheets.