Grip-Rite Plastic Rebar High Chairs 2.25 in. H X 2.25 in. D - Ace Hardware
Concrete Bar Chair Spacer for Construction
Amazon.com: Sandbaggy Plastic Rebar Chairs - Elevates Rebar 1 ½" or 2" - Rebar #3 to #5 - Rust Proof, Concrete Pouring Applications (Red) (50) : Tools & Home Improvement
Sandbaggy Rebar Plastic Chair | Fits Rebar #3 to #5 | Heavy Duty Construction - Preferred Choice
Dayton Superior 73149 HC Rebar Individual High Chair, 3" Galvanized Plastic Tipped (Case of 100) | Rebar Mesh Chair Supports and Concrete Testing Equipment