This Robinson Racing Products pinion gear features a 0.6 module pitch and 12 teeth, with a 1/8-inch bore sized for standard electric motor shafts. It is machined from steel for durability and is designed for use with metric 0.6 mod gear systems common to Tamiya platforms. A straightforward factory replacement or upgrade option for builds running this gear specification. Features: Steel construction 0.6 module (metric) pitch 12 tooth count 1/8-inch bore 7/7/26 cs