The most popular spacer for use in horizontal applications such as suspended slabs, beams etc. Item codeConcrete coverFor bar dia.Bar sizeQty/Ctn. (pcs)AS1515 mm5/8"AllAll3,000AS2020 mm3/4"AllAll3,000AS2525 mm1"AllAll2,000AS3030 mm1 1/4"AllAll2,000AS4040 mm1 1/2"AllAll2,000AS5050 mm2 "AllAll2,000 Plastic rebar chair spacer, plastic rebar chair