CRL Clear Mirror Glass 4" T-Connector Beveled on 3 Sides 3M® Trizact® Scratch Removal Starter Kits It has a multi-purpose rating

It has a multi-purpose rating of 1A5BC

For larger diameters

conform to industrial fasteners institute and appropriate government standards and specifications

They are also the same base metal as the Base Shoe

eliminating "clam shell" caused by mirror edges striking each other

CRL Clear Mirror Glass 4" T-Connector Beveled on 3 Sides 3M® Trizact® Scratch Removal Starter Kits It has a multi-purpose ratingAvailable in 2", 3", and 4" Sizes 1 2" (12 mm) Bevel on Some Sides Clear Mirror Sold Per Piece These Beveled Mirror Parts are decorative and easy to install accents for ordinary glass mirrors. We make each Mirror Part from 1 4" (6 mm) thick clear plate glass mirror with a 1 2" (12 mm) bevel on some sides. You can match the non beveled or "cut" edges together with other Mirror Parts or Strips to form a continuous design. There are four different shapes