HMP Type III Muzzle 150mm for Nerf Modulus Blasters Zombie - Etsy
Amazon.com: NERF Modulus Mediator Blaster - Fires 6 Darts in a Row, Pump Action, Slam Fire, Includes 6-Dart Clip and 6 Official Nerf Elite Darts (Amazon Exclusive) : Everything Else
MOD GUIDE] How to Modify the Nerf Modulus ECS-10 - YouTube
Nodded Nerf Modulus Stryfe (see comments for details) : r/Nerf
MOD GUIDE] NERF MODULUS LONGSTRIKE (Simple Mod) - YouTube