CRL Clear .080" x 1/4" x 2" Plastic Setting Blocks Caulking | Sealants | Adhesives They are 4" (102 mm)

They are 4" (102 mm) long

The tubes are blister carded in an attractive retail package that includes a screw-on tapered nozzle

CRL Armor All® Protectant guards against ozone

They are made with Hydroknit® fast absorbing material that has outstanding tear resistance

It enhances the adhesion of pressure sensitive adhesives to most plastics (rigid PVC

CRL Clear .080" x 1/4" x 2" Plastic Setting Blocks Caulking | Sealants | Adhesives They are 4" (102 mm)Widely Used in Frameless Shower Installations Barely Visible in the Bottom of J Channel or H Bar Now in Six Stock Sizes Durometer: 85 + 5 CRL Clear Plastic Setting Blocks are especially suited for use where black neoprene or thermoplastic rubber setting blocks are undesirable, such as in mirror or frameless shower installations. They are barely visible in the bottoms of Mirror J Channel, or on the bottom of sliding track H Bar. CRL Clear Plastic