CRL Clear Lucite 12 Deluxe Shelf Brackets. CRL Deluxe Lucite Shelf Brackets will accent your glass shelves. These attractive, hand fabricated, CRL Lucite Brackets are produced from the highest quality materials, and are ideally suited for mirror installations. We offer you our best looking brackets for many of your shelving needs. Their elegant style also goes well with custom glass installations. Sold only by the pair, they are easy-to-install, safe, and durable.