This is a set of two replacement Serpent 13x19x4mm Ball Bearings, and are intended for use with the Serpent S811 Cobra. These bearings are installed in the front and rear bulkheads and are used to support the front and rear pinion gears.
This product was added to our catalog on August 31, 2010
The AM Arrowmax Serpent X20 Ball-Bearing DJC Driveshaft ...
Set offer a significant performance gain over the standard blade-type driveshafts. The ball-bearings slide into the drive cups to reduces free-play and thus increases longevity. The reduced friction helps to increase acceleration ...