TacStar 870 extension problem

Discussion in 'General Shotgun Discussion' started by RemFire, Oct 12, 2012.

  1. RemFire

    RemFire New Member

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    Anyone else know why TacStar make such a deep female thread in the 870 extension please?. It has like 6+threads when there is only 3 on the base tube male thread, so the magazine follower is able to yaw enough to get jammed in it:rolleyes:.