RIDGID introduces the LevelMax Tile Anti-Lippage and Spacing System Top Only. This 100 pack of stems provides Part A of the RIDGID LevelMax Tile Anti-Lippage and Spacing System. This piece will ensure tiles being flush when used with any of the Part B Stems. Part A for RIDGID LevelMax Tile Anti-Lippage and Spacing System Screw top design to easily install and tighten Oversized shape makes it easy to turn Durable construction to last for many jobs and be reused with stem packs For use with Part B of LevelMax Tile Anti-Lippage and Spacing System Limited Lifetime Warranty: This product is warranted against material and workmanship defects. Misuse and normal wear and tear are not covered. Includes: (100) LevelMax Tile Anti-Lippage and Spacing System, Part A (top only)