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AR15系列卡宾枪的拉机柄设在机匣后上方,呈“T”字形,不随枪机前后移动。为防止拉机柄意外自机匣后方滑出,拉机柄设有锁定机构,必须拉动拉机柄左侧的操作柄,解锁后方可继续向后拉拉机柄。也有少数枪的拉机柄两侧均设有锁定机构,两个机构联动,只需拉动任意一侧的操作柄即可解锁。Phase 5战术型拉机柄锁的设计则比较特别,其拉机柄锁定机构由左侧及尾部两个操作柄与卡锁组成,左侧为传统的向后拉动式,尾部则为按压式,操作任何一个操作柄均可实现解锁。另外,拉机柄尾部向左右两侧延伸,增大了拉机柄两侧的手指接触面积,提高了操作的舒适性。
AR15 series carbine pull handle set in the top of the receiver, was “T ” shape, not with the bolt before and after the move. In order to prevent accidental pull handle from the rear of the receiver slide out, pull the handle with a locking mechanism, you must pull the left handle lever handle, unlock the rear handle can continue to pull back. There are also a few gun pull handle both sides have a locking mechanism, the two agencies linkage, just pull either side of the handle to unlock. Phase 5 tactical pull handle handle lock design is rather special, the pull handle locking mechanism by the left and the tail of the two handles and the latch, the left for the traditional pull-back type, the tail is pressed, Operate any one of the handles can be unlocked. In addition, the tail of the handle extends to the left and right sides, increasing the contact area of the fingers on both sides of the handle and improving the operation comfort.