Quick view Trijicon Trijicon Acog 5.5x50 Red Chv 308 Flt $1,589.43 The Trijicon ACOG (Advanced Combat Optical Gunsight) is a fixed power, compact riflescope with an illuminated reticle pattern for use in bright to low/no light. The ACOG is designed to be extremely durable and reliable. Combining traditional, precise... Compare Add to Cart