CRL Air Shim™ Inflatable Leveling Tool Backer Rods & Insert Tools Larger 3" x 4" (76

Larger 3" x 4" (76 x 102 mm) Size

butt glazing

Do not use on plastic windowpanes

perimeter seal around doors

self-priming

CRL Air Shim™ Inflatable Leveling Tool Backer Rods & Insert Tools Larger 3" x 4" (76Great for Installing and Leveling Shower Doors Powerful Enough to Raise and Hold Up to 300 Pounds (136 kg) Eliminates the Need for Shims and Wedges Convenient 2 Unit Pack One Hand Operation The CRL AirShim 2 Piece Inflatable Pry Bar and Leveling Tool is great for leveling any heavy shower door by yourself with simple one hand operation. With a 300 pound (136 kg) certified lifting capacity this inflatable air wedge will raise and hold 1 2" or 3 8" (12