Craftsman 21833 Table Saw Zero-Clearance Insert CR-4 LEECRAFT Model Number CR-4 Fits Craftsman 21833, Grizzly G0715P, Dayton 4KXD1, Masterforce 240-0036 table saws 15-1/8" x 4" x 1/8" thick with pre-milled blade, dado and riving knife slot Precision machined from melamine faced high density phenolic laminate Installation instructions included