Troy Ind SSIG45SHRBT00 45 Degree BattleSight Set- HK Front & Round Rear Black Hardcoat Anodized $261.18
HiViz PMLW01 LiteWave CompSight Bead Replacement Front Sight Black | Green/Red/ White Fiber Optic Front Sight Universal Threads $30.58
HiViz PM2011 MiniComp Bead Replacement Front Sight Black | Green/Red/Orange Fiber Optic Universal Threads $17.28
FAB Defense FXFBS Front Back-Up Sight for AR-15/ M16/ M4 Low Folded Profile Spring-Locked Deployment Black Polymer & Metal $33.99
Troy Ind SSIGFBSTTBT00 Tritium Rear Folding BattleSight Round Black Hardcoat Anodized Folding for AR-15 $201.22