Futaba S9650 Digital Mini Servo FEATURES: Coreless motor: conventional servo motors have a steel core armature wrapped with wire that spins inside magnets INCLUDES: One servo w/4 rubber grommets and brass eyelets and one .83 (21mm) diameter round horn Instruction/Precaution sheet Warranty Card INCLUDES: One servo w/4 rubber grommets and brass eyelets and one .83 (21mm) diameter round horn Instruction/Precaution sheet Warranty Card