I see little disputes over the design of the Joysway hulls, just the drivetrain they come with:

I got Banggood to start carrying the replacement hulls as well as the much-sought-after X Blaze:

Offshore Warrior hull:

http://www.banggood.com/Wholesale-Joysway-9301-Replacement-Parts-Body-Hull-And-Cover-p-51808.html?p=F614210487522012019E

X Blaze Super:

http://www.banggood.com/Wholesale-Joysway-9201h-X-blaze-Super-Version-Brushless-Powered-Deep-Vee-Rc-Boat-p-51790.html?p=F614210487522012019E

X Blaze hull:

http://www.banggood.com/Wholesale-Joysway-9201-Body-Hull-And-Deck-Cover-Included-Ornament-Mark-p-51788.html?p=F614210487522012019E

X Blaze Super hull:

http://www.banggood.com/Wholesale-Joysway-9201h-X-Blaze-Replacement-Parts-Body-Hull-And-Cover-p-51803.html?p=F614210487522012019E

Free shipping, and they're also carrying alot of the spares.