NERF Vs BoomCo : The Epic Battle!! Revonix Vs Rapid Madness!! - YouTube
Here's my hpa converted rapid madness. I was wondering if there was some sort of upgrade spring that I could buy to make it shoot harder. Right now it's going about 20-30
BOOMco. Rapid Madness Blaster (Discontinued by manufacturer) - Walmart.com
BOOMCO. Rapid Madness Blaster, Blue Edition : Toys & Games