AIM Sports Inc A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong Black Small. Specifications for AIM Sports Inc A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong: Manufacturer: AIM Sports Inc Gun Type: Rifle Gun Make: AR Platform Gun Model: M16 AR-15 Fabric/Material: Steel Color: Black Condition: New Weight: 1.3 oz Finish: Black Oxide Features of AIM Sports Inc A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong Compatible with AR-15 / M16 All steel construction Black oxide finish Package Contents: AIM Sports Inc A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong What firearm models does the manufacturer say AIM Sports Inc A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong is compatible with? The manufacturer says that AIM Sports Inc A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong is compatible with AR-15 M16AIM Sports Inc PJA12: A1 & A2 Front Sight Adjustment Tool-4 & 5 Prong Black Small