Lego minifig compatible Custom SI-Dan Toys MP10 is finely detailed. Built on the tried-and-true platform of the Heckler & Koch MP5, the MP10 is a Filipino submachine gun manufactured by Special Weapons Inc. version of the MP5  chambered for a higher-caliber round than its predecessor. The hand guard is enlarged to avoid hand burn and create a spot for Flashlight and a laser sight attachments.