Description
  • Multi-Step Hop-up AdjustmentT design
  • Hop-up Bucking WRap-around Design
  • 7075 Aluminum ONE PIECE FULL CNC
  • Greatly Improve Accuracy & Overall Performance
  • Top Dead Center ( TDC ) Hop Up Adjustment System
  • Compatible With UMAREX / VFC Glock 17 Gen5 / G19 Gen4 / Gen5 / G19X / G45 GBBP Series