NERF N-Strike Mega Blaster - TwinShock - Newegg.com
Nerf Mega Twinshock from Hasbro - YouTube
Help! Fixing Twinshock. Was fine, jammed. Opened a short spring (on the paper) fell out. Everything assembles okay but I can't figure out for the life of me where this spring goes.
NERF Mega Twinshock Figure : Toys & Games - Amazon.com
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Nerf N-Strike Mega Series Twinshock Dart Gun Blaster 2016 w/ One Dart | eBay