Murray 22860E701, Murray 22860, Murray 22860HT, Murray 22860E701MA, Murray 022860E701, Murray 422860, Murray 42739Murray 21" walk behindsThickness: .149 ", Center Hole: 3/8 ", Center To Center: 2 1/2 ", Length: 20 7/8 ", Outer Hole: 3/8 ", Packaging Type: Branded label, Width: 2 1/4 "