Deslauriers Black Econoshim 1/4" x 3" 4" 250/ctn

4" x 3", 1/4" Ribbed Thick, 13/16" Slot, 10 to 12000 PSI, Black, Plastic, Horseshoe Shim. High Impact; Econ-O-Shims will Not Rust, Rot, Stain or Leach; Color Coded Thicknesses; Excellent Compressive Strength; Specify "Econ-O-Shim" for Your Leveling/Alignment Requirements; Econ-O-Shims are Unaffected by Microorganisms and Alkalis, Ground Chemicals and Liquids.