The Light Tank Dual Weapon Turret MKII is a three (3) piece kit that includes the turret and weapon mount.  The turret can use any Blood & Skulls Industry Light or Medium Weapon Sets and the weapon mount is pre-drilled for 1/8 inch diameter by 1/16 inch magnets.  It is compatiable our Capricorn Hull and Barmkin Hard Top kits in addition to the Games Workshop Predator and Baneblade plastic model.