【Hardened Steel】Hardened Steel Solid Construction, Work with Steel Spur Gear (Warm noted: please DO NOT assemble these pinion gears to plastic or aluminum spur gears, otherwise it may destroy your spur gear)
【32 Pitch】32P (32DP) compatible with 0.8 Metric (0.8M) pitch, it won't mesh with other pitch spur gear. Please pay attention to your Spur Gear's Pitch before ordering
【Five different Teeth】there are 5 sizes and 13T 14T 15T 16T 17T are the teeth number of each pinion gear. Five different teeth pinion gears offer you Five Speed Modes to meet your requirements.
【Widely Application】The pinion gear's inner Diameter: 5mm, used on 5mm Shaft RC Car Boat Plane Motor. Universal Upgrade Parts for 1/10 Traxxas Slash Stampede Rustler Arrma Tamiya and more
【Package Included】5 x RC Pinion Gear, 5 x RC Grub Screw and 1 x Steel Hex Key