Concrete is used everywhere in the construction industry. The 90 degree rebar spacer is a wire bar spacer, accommodating sizes from 3.5 to 7mm. Light duty, clip on spacer with horizontal applications. It is easy to use, just one twist and slot together. Like all of our products in our concrete range, the rebar spacers are made from 100% recycled polypropylene. Details for measurements can be seen on the 3D CAD model and technical drawing.