EMG (G&P) SAI Utility Gold Barrel Slide Kit For Umarex(VFC) G19 GEN 3 GBB (US Ver.) Net-Weight-(g)_515.0 There are also 6 holes

There are also 6 holes

This means that there will be alternative SKINZ that offer different arrays of BB containment and spread of BBs

[PP-2K] How-To Install the Holster

When used as a stand alone

EMG (G&P) SAI Utility Gold Barrel Slide Kit For Umarex(VFC) G19 GEN 3 GBB (US Ver.) Net-Weight-(g)_515.0 There are also 6 holesEMG (G&P) SAI Utility Gold Barrel Slide Kit For Umarex(VFC) G19 GEN 3 GBB (US Ver.) CNC Aluminum Construction Fully Licensed by EMG & SAI RMR Ready Allow you to Mount RMR SightPackage Include Slide, Outer Barrel, Front Sight & Rear Sight 14mm CWW Thread Outer BarrelSuitable For Umarex (VFC) G19 Gen3 Series Gas Blow Back GBB Pistol Airsoft Guns