Buy this link parts will shipping more a parts, rear hub weight to you for free cost. This Hot Team Hobby RC car aluminum chassis upgrade kit is designed to take your 1:30 scale rock crawler to the next level. Compatible with Axial SCX30 Ford Bronco AXI-2048 and SCX30 Jeep Wrangler AXI-2261 models, this comprehensive upgrade package includes a durable aluminum chassis with integrated magnet, complete gear box transmission system with gears, POM rock sliders for enhanced protection, and extension side panels for ESC, battery, and receiver mounting. The precision-engineered components work together to improve your crawler's performance, durability, and scale appearance. The aluminum construction provides superior strength while maintaining an optimal weight distribution for better climbing capability. The included magnet system enhances stability on competition courses, while the gear box transmission delivers smooth power transfer for technical terrain navigation. Whether you're a competitive crawler enthusiast or a weekend hobbyist, these upgrade parts will transform your SCX30 into a more capable and realistic rock crawling machine.