4 Pack 1/30 Climbing Car Upgrade Parts Brass 0.7 Inch Hub for SCX30 Upgrades (Six Claws)

["Durable Brass Material: Made of solid brass, offering strength and durability far superior to the original plastic hubs.","Enhanced Stability: Weighing 7 grams each, they increase non-sprung mass to improve traction and crawling control.","Lower Center of Gravity: Helps maintain vehicle stability on steep slopes and rough terrain.","Improved Grip and Handling: Effectively reduces wheel slip, providing more precise control in racing and off-road scenarios.","Easy Installation: Directly replaces the original plastic hubs with no additional modifications needed, making installation effortless."]