#21270 Factory Team Billet 18B Aluminum Upgrade Kit
Transform your 18B into the ultimate heavy-metal machine! Kit includes four threaded aluminum shock bodies, dogbones, shock towers, suspension arms, caster blocks, steering blocks, rear hub carriers, wheel nuts, and motor mount. All parts are machined out of tough 6061-T6 aluminum and blue anodized for a supertrick look.
Source : Team Associated