This is a Robinson Racing Mini 8IGHT Hard Steel .5 Mod Mini Pinion with a 2mm Bore. Compatible with 2mm motor shaft, .5 Mod applications, these hardened steel motor pinions are precision machined and stamped with the number of teeth. One 5-40 set screw included. Use the pull down menu above to select the tooth count.
This product was added to our catalog on May 28, 2020