Puppets War have added sci-fi Heavy Weapon Turrets to their online store.
From their announcement:
There are 6 different sci-fi Heavy Weapons Turret. Available, both as weapon alone or mobile gun-platform. each turret is high quality multipart resin kit. The turret is about 30mm high (without tank platform) and weapons are about (it depends on a type of gun) 60mm long.
Sculpted by Mateusz “Matus” Gajos