C.R. LAURENCE B5TECPS CRL Polished Stainless End Cap for B5T Series Tapered Base Shoe. CRL End Caps allow the user to match any of six architectural finishes offered in Cap Railing. They can be secured to the Base Shoe using Cladding Tape or Silicone Sealant. CRL Cladding Tape and Silicone Sealant come with instructions. Comes one per package..