General description 6Pcs K989-30 Driving Gear Kit is designed for K969, K979, K989, and K999 1/28 RC cars. Made from high-quality plastic, this kit enhances the durability and appearance of your RC vehicle. Technical specifications Material: Plastic Package Contents: 6 Driving Gears Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with K969, K979, K989, and K999 1/28 RC Cars Other information