For owners of the Tokyo Marui SPAS 12 airsoft shotgun looking to replace it stock, a folding stock is available from Octagon Airsoft and Pewpew Paladin takes a look at one... "If you're lucky enough to own a Tokyo Marui SPAS 12, you might well be on the lookout for one of the iconic folding stocks that are so synonymous with the platform. To find a genuine Tokyo Marui stock can be a tall order though and could leave you wondering if you'll be forever 'stockless'.