Shield Sights SIS2 Two Sight CD Reflex Red Dot Sight - Multi-Dot - Based on our proven military-grade CQB/CQS red dot, the Shield SIS2 delivers enhanced versatility and precision. Compatible with Picatinny rails, it offers four easily switchable reticles (2MOA, 2MOA + 65MOA ring, 8MOA, 8MOA + 65MOA ring) at the push of a button, with automatic brightness and 12 manual settings for clear visibility in any lighting. Its unique design maintains zero when changing reticles, eliminating re-adjustments. With a wider field of view and an ultra-lightweight 2.16 oz build, the SIS2 combines speed, control, and reliability-engineered with input from Special Forces, law enforcement, and military professionals. Military-grade CQB/CQS performance; Picatinny rail compatible; 4 switchable reticles (button control); Auto brightness + 12 manual settings; Maintains zero when switching reticles; Wide field of view; Ultra-lightweight (2.16 oz); Designed with military & law enforcement input;