5 Reasons Why YOU Should Buy the Nerf Rival Battery Pack - YouTube
Amazon.com: NERF Rival Rechargeable Battery Pack : Toys & Games
This battery pack brings Nerf guns into the modern era - CNET
NERF B8996 Rival Rechargeable Battery Pack for sale online | eBay
This battery pack brings Nerf guns into the modern era - CNET
Looks like Nerf made a change to their rechargeable battery pack to reduce/eradicate cross compatibility with other brands. Currently doesn't fit in my Quantum, I assume I can simply cut the nub
Nerf Pro Gelfire X MRBeast Electronic Motorized Full Auto Blaster 20,000 Gelfire Rounds, 300 Round Hopper, Rechargeable Battery Eyewear Hasbro Toys - ToyWiz