Robinson Racing 8722 Hard 5Mm Bore(.8) Pinion 22T

this is the extra hard 5mm. 8 module 22 tooth brushless motor pinion gear from robinson racing. Features: extra hard steel construction fits novak motors with 5mm diameter shafts will also work on stock motors using a reducer sleeve (rrpc1200) you will receive: one 5mm. 8 module 22t pinion gear one 4x4mm set screw (rrpc1201) requirements: installation onto the motor shaft specifications: length: 0. 47 (12mm) mounting hole diameter: 5mm comments: also available is a: 12 tooth pinion (rrpc8712) 19 tooth pinion (rrpc8719) 13 tooth pinion (rrpc8713) 20 tooth pinion (rrpc8720) 14 tooth pinion (rrpc8714) 21 tooth pinion (rrpc8721) 15 tooth pinion (rrpc8715) 23 tooth pinion (rrpc8723) 16 tooth pinion (rrpc8716) 24 too