Mercury - Bezel Black Fits 2-1/8" (52 mm) SC100 System Link Gauges 8798711. Overview. The Mercury Black Bezel (8798711) adds a clean, finished look to your SC100 System Link gauges, giving your dash a sharp, factory appearance. Designed for small 2-1/8" (52 mm) instruments, this bezel provides the perfect fit and protection for your gauge edges. The sleek black finish blends with any dash color scheme and matches Mercury's OEM styling. Built from durable, marine-grade materials, it's made to wit