This item is discontinued and no longer availableNERF MODULUS STRIKE N DEFEND UPGRADE KIT - Upgrade your blaster so you?re prepared for any battle situation! The stock easily converts to a blaster to give you a secret stash of extra firepower whenever you need it. Attach the blast shield to bolster your defence as you continue your attack. The information provided here is as complete and accurate as possible; however, product names, colours and/or materials are subject to change without notice.