| 摘要 |
The device has a rail body (3) that is fastenable on a barrel (1) of a handgun e.g. shotgun. A sighting rail (4) is arranged adjustably at the rail body. The sighting rail is adjustable continuously in height to both ends by positioning units opposite to the rail body. The positioning units are formed by correcting bolts and lock nuts (13) at the rail body, where the correcting bolts are arranged flexibly to the rail body. The lock nuts are arranged in integrated, lateral elongated holes (12) of the rail body. |
