This is the optional Graphite Brake Disk Set for the Traxxas Jato. FEATURES: Graphite brake disk and steel brake plates Direct fit hop-up requires no modification to install INCLUDES: One graphite brake disk Two steel brake plates REQUIRES: Installation following the model manual SPECS: Diameter: 1.10" (28mm) Thickness: 2.8mm - brake disk 1mm brake disks COMMENTS: Replaces the stock brake disk - TRAC5564 and plates - TRAC7565 kpm12/21/2005 ir/jxs