ITEM NAME:Fit WLtoys A959-B-A979-B K929-B 1/18 RC Car Metal Reduction Gear Parts Description : Radio - Controlled Toys RC Car Spare Parts 42T Reduction Gear . Compatible with WLtoys WLtoys A959 - B A969 - B A979 - B K929 - B 1 / 18 RC Car . Highly Recommended RC Car Spare Parts Easy install ,& amp ; great backup . Material : Metal Specification : Size : 3x3x2cm / 1 . 18x1 . 18x0 . 79inch Color : Black Package Includes : 1 Piece Steel Pinion Gear RC Note : Color might be slightly different due to the color calibration of each individual monitor . Please allow slightly measuring deviation due to manual measurement . SKU: DMO0003989661024684.Compatible with WLtoys WLtoys A959 - B A969 - B A979 - B K929 - B 1 / 18 RC Car. 1 Piece Steel Pinion Gear RC. Size : 3x3x2cm / 1.