This is an optional Serpent Aluminum Idler Gear, for the Spyder Buggy SRX 2RM 2wd 1/10, Spyder Buggy SRX-2MM 2wd 1/10, and the Spyder SC truck. This is a machined version of the 27T idler gear in top quality hard-coated aluminum for durability.
This product was added to our catalog on June 25, 2014