1. DPMS Rear Sight Base Windage Knob AR-15 A2 Matte
    DPMS Rear Sight Base Windage Knob AR-15 A2 Matte
    $6.99
    Available
  2. DPMS Rear Sight Base Windage Knob Screw AR-15 A2 Matte
    DPMS Rear Sight Base Windage Knob Screw AR-15 A2 Matte
    $4.99
    Available
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