Product Details:

• Typically Used as the Base Channel for Glass Railing Systems Requiring a Flush Installation Embedded in Concrete
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  This CRL B5T Tapered Aluminum Base Shoe is used as the base channel for glass railing systems. It can be clad in five choices of architectural finishes. The most critical component in a railing system is the proper attachment of the Aluminum Base Shoe to the substrate. CRL has engineered and tested a variety of attachment methods, and has developed an acceptable combination of drilling patterns and fasteners. A printed brochure with Instructions, Installation Hints, Cleaning, and Refinishing techniques is available.
  
  All heavy aluminum base shoes have a stock length tolerance of plus or minus 3/4 inch (19 millimeters)
  

• Hole Size: 9/16 inch (14.3mm)
• Center-to-Center: 12 inch (305mm)
• Counter Bore X Depth: 7/8 inch (22.2mm) x 1/2 inch (12.7mm)
• Color: Mill