| 摘要 |
Accessory rails for use with firearms are disclosed. An example rail includes a front sight arrangement that has a width less than the width of the rail, wherein the front sight arrangement is retractable and wherein the front sight arrangement is laterally adjustable. The example rail also includes a rear sight arrangement that has a width less than the width of the rail, wherein the rear sight arrangement is retractable and wherein the rear sight arrangement is laterally adjustable. |
