CRL 1/4" x 3/8" x 2" Thermoplastic Rubber (TPR) Setting Blocks Finish:Black Extensive material testing has shown

Extensive material testing has shown that the following substrates must be tested for good adhesion

1/4" (6 mm)

Lasts 10 Times Longer Than a Steel Wheel

CRL Water Spot Remover will not repair glass with Stage II Corrosion

CRL 1/4" x 3/8" x 2" Thermoplastic Rubber (TPR) Setting Blocks Finish:Black Extensive material testing has shownCompatible With Silicone, Butyl, Polyurethane, and Polysulfide Sealants UV Stabilized CRL Thermoplastic Rubber (TPR) Setting Blocks are compatible with almost anything, meaning you can use them in designs calling for the use of modern structural glazing sealants. They are formed of a 90 durometer shore hardness thermoplastic rubber that performs as well as traditional neoprene setting blocks. They are available in the most popular sizes of neoprene