205210 Roberts/Q.E.P. Co., Inc. 99725Q 96 Count, Tile Leveling Wedge, Part B Of 2 Part System, Use For Professional Grade Installation Of Large Porcelain, Marble Or Stone Tiles Up To 1/2, Injection Molded Plastic Wedges With Locking Ribs On Top, Produces 1/16 Grout Joint, Up To 1/4 When Combined With Traditional Tile Spacers, Use With Part A #99720Q, Of 2 Part System, Not Included.