NERF Rival Curve Shot Sideswipe XXI-1200 Blaster Fire Rounds to Curve Left, Right, Downward or Fire Straight 12 Rival Rounds : Amazon.co.uk: Toys & Games
Lucy's Sting: A Nerf Rival SideSwipe Mod : r/Nerf
nerf rival Sideswipe XXI 400 mods guide(top rail,stock and magzine ) - YouTube
Best Buy: Nerf Rival Curve Shot Sideswipe XXI-1200 F0379
Sideswipe Stock Attachment is Complete, with an Addition of a Sling Mount : r/Nerf
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Nerf Rival Curve Shot Sideswipe XXI-1200 Blaster – Fire Curve Shots Left, Right or Downward, or Fire Straight Shots, multi colour : Amazon.co.uk: Toys & Games
Best Buy: Nerf Rival Curve Shot Sideswipe XXI-1200 F0379