How the Nerf Hammershot Intermediate Upgrade Kit works with the 32 shot inline and Mega cylinders - YouTube
Splattershot with a Gavin Fuzzy 8 shot cylinder and spacer. Sweet Revenge with a 7 shot cylinder from SoSickWithIt 3d prints, some sanding needed. Finally the Sweet Revenge cylinder in another Splattershot. :
Amazon.com: NERF Zombie Strike Hammershot Blaster, Red (Amazon Exclusive) : Toys & Games
Nerf Zombie Strike Hammershot Blaster Toy (A4325F01) for sale online | eBay
Nerf Hammershot “Splatter” - Did Nerf Cheap Out? - YouTube