UNICORN Screw Adjustment HOP-UP Base G19 FOR VFC/Umarex GLOCK G19X G45 G19GEN4 GBB P226 For MARUI G17/G26，KJ G23/27 Gas

For MARUI G17/G26，KJ G23/27 Gas Blowback Magazine use

- GunsModify RMR Plate included

Depth of the hole during this design is deepest “Aggressive”

inner barrel and chamber so the FPS should be the same and is still very accurate

UNICORN Screw Adjustment HOP-UP Base G19 FOR VFC/Umarex GLOCK G19X G45 G19GEN4 GBB P226 For MARUI G17/G26，KJ G23/27 GasUNICORN Screw Adjustment HOP UP Base G19 (FOR VFC Umarex GLOCK G19X G45 G19GEN4 Adjustment System). BRANDUNICORN AirsoftMADE: MADE IN TAIWAN (TAIWAN BOUTIQUE)Materials: zinc alloy, stainless steel, copper, rubberCorresponding gun type: VFC Umarex GLOCK G19X G45 G19GEN4UNICORN HOP UP Seat corresponds to the VFC Umarex GLOCK series Guide HOP Quick Adjustment System gun.UNICORN 86mm GBB precision inner tube + 60 degree HOP UP rubber is installed.