The Liberator Single Weapon Sponson set is a fully articulated multi piece kit featuring a pair of sponsons that attaches to a mounting plate via a 3/8 inch diameter magnet.  This sponson set can use any Blood & Skulls Industry Light Weapon Sets.  Each weapon mount is also pre-drilled for 1/8 inch diameter by 1/16 inch magnets. It is compatible with the Games Workshop MKII Rhino plastic model.