and the material they are welding

This is the all-new Pro-Line RC Body Paint Pure Metal Color Set (6 Pack) - Metallic Charcoal

Shadow Tread Provides Extra Tire Stability

The 450mAh capacity provides a practical balance of runtime and lightweight performance

Tekno RC TKR9416 Gearbox (Rear ET48 NT48 2.0) 1S (3.7V) and the material they areTekno RC TKR9416 Gearbox (Rear ET48 NT48 2. 0) Vehicle Compatibility: TKR9416 Gearbox (rear, ET NT48 2. 0) is included with the ET48 2. 0 kit and can be used as a replacement part for that vehicle. This item is not directly compatible with other vehicles as it could have different geometry or require additional parts. Please use the instruction manual from the kit(s) listed above to verify can work with your vehicle before purchasing.