Trijicon ACOG TA31RCO-M150CP
Trijicon ACOG 4x32, ARMY Rifle Combat Optic for the M150 w/ TA51 Mount
No tools are needed for windage and elevation adjustments because the RCO-M150CP features external windage and elevation adjusters, making it waterproof up to 11m without caps.

The TA31RCO-M150CP also includes:
1 Thumbscrew Flattop Adapter (TA51)
1 4x32 Army RCO killFLASH®
1 Set of Flip Caps
1 Adjuster Cap Lanyards
1 Lenspen (TA56)
1 Trijicon Logo Sticker (PR15)
1 RCO Manual
1 Warranty Card