Features:
Compatibility:Compatible With WLtoys 1/28 K989 K969 K979 K999 P929 P939 RC Car Upgrades Parts(Blue).
Material: High Quality Aluminum alloy
Weight:13g Packing PE Bag
Size: Length 31.5mm Outside Diameter 14.8mm Bearing 6*10*3mm

Package List:
2x Metal Ball Differential Gear.

Note:
Light shooting and different displays may cause the color of the item in the picture a little different from the real thing,Please allow some small manual measurement errors.

After-sales service:
If you are not 100% completely satisfied with our products, please feel free to contact us for a refund or replacement!We serve you 24 hours a day！