Specifications 1.Materials: low carbon steel, medium carbon steel and other materials. 2.Features: support of strong, good stability. 3.Use: the product adopts the new technology,which is mainly used for building and infrastructure engineering Foundation, underground works or bridge, and other large bearing parts of reinforced fastening, large building industry-layer or multi-layer steel connection between. 4.other Name: Bar support also known as the erection of Stoll, metal pad, stool, metal horse stool,reinforcing steel bar stool. 2.full products information 1).SB--Slab Bolster dipped Typical Sizes ( Height ) : 1/2"; 3/4"; 1"; 1-1/2"; 1-3/4"; 2"; Length: 5' and 10' are available. Surface treatment: plain and Epoxy coated. Special request also ok. For 5' length there are 12 legs. Other specifications are available as buyer's requirement. 2).SB--Slab Bolster tipped Typical Sizes ( Height ) : 1/2"; 3/4"; 1"; 1-1/2"; 1-3/4"; 2"; Length: 5' and 10' are available. Surface treatment: plain and Epoxy coated. Special request also ok. For 5' length there are 12 legs. Other specifications are available as buyer's requirement. 3).SBU--Slab Bolster Upper Typical Sizes ( Height ) : 1/2"; 3/4"; 1"; 1-1/2"; 1-3/4"; 2"; Length: 5' and 10' are available. Surface treatment: plain and Epoxy coated. Special request also ok. For 5' length there are 12 legs. Other specifications are available as buyer's requirement. 4). BB--Beam Bolster: Typical Sizes ( Height ) : 1/2"; 3/4"; 1"; 1-1/2"; 2"; Length: 5' and 10' are available. Surface treatment: plain and Epoxy coated. Special request also ok. For 5' length there are 24 legs. Other specifications are available as buyer's requirement. 5). BBU--Beam Bolster Upper: Typical Sizes ( Height ) : 1/2"; 3/4"; 1"; 1-1/2"; 2"; Length: 5' and 10' are available. Surface treatment: plain and Epoxy coated. Other specifications are available as buyer's requirement. 6). CHC--Continous High Chair Dipped: Typical Sizes ( Height ): 2"; 3"; 4"; 5"; 6"; 7"; 8"; 9". Length: 5' and 10' are available. Surface treatment: plain and Epoxy coated. Special request also ok. For 5' length there are 8 legs. Other specifications are available as buyer's requirement. 7). CHCU--Continous High Chair Upper: Typical Sizes ( Height ) : 2"; 3"; 4"; 5"; 6"; 7"; 8"; 9". Surface treatment: plain and Epoxy coated. For 5' length there are 8 legs. Other specifications are available as buyer's requirement