Description:【Compatibility】: Metal Upgrade Gear differential drives Shaft Bearing is compatible for Wltoys 1/28 284131 K969 k979 k989 k999 P929 P939 spare parts

【Material】: The Metal Differential Gear Main Transmission Set is made of high quality metal material, high performance, lightweight, strong, and durable

【DIY Repairing Parts】:Upgrade modification diy parts 1/28 rc car toy

【Installation】:rc drives Shaft Kits include Drive gear,Drive Diff Differential,Bearing,CVD,Reduction gear 29T, Reduction gear 27T and screws

【Good 】:Swashplate set is excellent parts for your old or broken parts

Size Chart:8cmx12cmx2cm/3

15inchx4

72inchx2inchPackage Includes:1 Drive gear2 Differential16 Bearing4 CVD1 Reduction gear 29T1 Reduction gear 27T4 screwNote:Please allow slightly errors due to manual measurement and different monitors