The block-19, is a glock-19 but in lego form, it is based on an actual gun that was made.
replaces the combat pistol
singleplayer installation =
update > x64 > dlcpacks > patchday8ng > dlc.rpf > x64 > models > cdimages > weapons.rpf
Go to resources folder and drag the folder “Block19” (which is inside addon folder)
then go your server.cfg and start “Block19”