Closed red dot sights

1 x, red dot, holographic, enclosed, MOA, lens: 30 mm, aiming mark selection, length: 103 mm, 1 x

1 x, red dot, enclosed, MOA, lens: 30 mm, length: 97 mm, 1 x

1 x, red dot, enclosed, MOA, lens: 20 mm, length: 74 mm, 1 x

1 x, red dot, enclosed, MOA, length: 47 mm, 1 x