The Aimpoint Adjustment Screw Cap for Hunter Red Dot Sights contains a protective cap to cover the windage and elevation adjustment screws of the Aimpoint Hunter Red Dot Sight. Aimpoint Red Dot Sights require a precise eye relief regardless of the type of weapon used for shooting, so this red dot sight cap is perfect for anyone with a narrow field of view who still wants to see all of the sights' contents. This Aimpoint Hunting Adjustment Screw Cap is not necessary for the sight's basic functionality, as it also includes sealing rings and a variety of other compatible Aimpoint red dot sight accessories. With no visible markings or obstructions, you can't find the screw caps on your Aimpoint Hunter Red Dot Sight and can't lose them. To protect your sight from damage or wear and tear, you can rely on the Aimpoint Hunter Red Dot Sight Adjustment Cap.