Custom-crafted billet accessories are CNC machined solid billet aircraft-quality aluminum to meet Suzuki s exacting standards. The finished pieces are treated with Zinc-Aid for maximum adhesion and triple chrome-plated for a dazzling, long-lasting shine. Studded Backrest Pads for Billet Aluminum Backrests will complete your studded look and complement other studded accessories. Chrome studded pad for 990A0-75007 also available.