bundle of 2 items; quick-pitch kit qpk-101 + (4) quick pitch extra float sticks xfs-101.2 mark e industries "goof proof shower mark e industries, inc. the inventor of the tile industry leading least expensive shower pan, tile ready shower base installation system manufactured in the introduces goof proof showers. with our system one can construct any size or shape shower base and shower pan with single or multiple shower curb thresholds, left, right or centered drain, wheelchair accessible and ada compliant tile ready showers. all kits have the built in code required slope and can be used with any shower base pan liner system currently on the market today. quick-pitch standard kit permits construction of a standard 36 in. x 60 in. shower areas with a centered drain, or custom shower areas where the drain is within 36 in. of each wall. included in each package is one each center ring and 6 each standard float sticks (1 in. to 1 3/4 in. taper x 36 in. length) that attach in any of the 24 slots on the center ring. creates the mud bed in showers needed for tile; can be used with all liner systems on the market today tapered float sticks create the code required slope; may be adjusted to greater pitch if desired molded of high impact plastic with re-enforcing design which is light weight and non-rotting extension kits can be added to create shower compartments of any size and shape up to a 12 ft. x 12 ft. room with centered drain