Crl 1/4" x 1/2" x 4" Neoprene Setting Blocks - 80 Durometer - 100 pack - Item # SB580

CRL 1/4" x 1/2" x 4" Neoprene Setting Block (80 Durometer) - 100 pack, ensures uniform glass support and spacing in high-performance curtain wall and storefront systems.