Trijicon TA11F-A ACOG 3.5x35 Rifle Scope - Amber Chevron BAC .223 Flattop Reticle Flat Top Adapter. 5x35 Scope with Chevron BAC Reticle includes Trijicon Flat Top Adapter TA51. The ranging reticle of the Trijicon Gunsight is calibrated for 5.56mm (.223...