Aimpoint Cap Adjustment Screw for CompM4 Sights . Aimpoint Adjustment Screws are available for Aimpoint Micro Sight and AimPoint CompM4 Sight. These red dot sight accessories boasts the same Aimpoint quality as we have come to expect from Aimpoint Red Dot Sights. These Aimpoint Red Dot Sight Accessories are made to work with the Aimpoint Red Dot Scopes. Package Contents: Aimpoint Micro/CompM4/9000 Red Dot Sights Cap Adjustment Screws Aimpoint Cap Adjustment Screw for CompM4 Sights - 12306