Nerf Rival Knockout XX-100 Blaster 2 Nerf Rival Rounds, Team Red Damaged Box 630509871520 | eBay
Nerf Rival Knockout XX-100 Red vs Blue 90 FPS Velocity Lot of 2 630509871537 | eBay
Nerf Rival Knockout XX-100, Round Storage, 90 FPS, 2 Nerf Rounds, Team Red - Walmart.com
Nerf Rival Knockout Xx 100 Blaster - Red : Target
Nerf Rival Knockout with brass conversion. My first mod ever, and paint job. It's a bit sloppy but I think it turned out pretty good. 130-150 FPS : r/Nerf
Just opened my rival knockout and... : r/Nerf
3D Printable Nerf Rival Knockout Stock Attachment Point by Samuel Colby Ruth