Turret for upgrading turrets, and such, if you want the turret to be an upgrade on either of these models:
http://www.hiveworkshop.com/forums/models-530/goblin-war-zeppelin-162935/
http://www.hiveworkshop.com/forums/models-530/goblin-super-heavy-tank-revilgaz-162913/
I hope you like it.
Keywords:
Turret, bolter, chaingun, upgrade, machinegun, side mounted, 2nd weapon, weaponry