This is an optional Ball Diff Set from HPI for the Blitz and E-Firestorm.

FEATURES: 52 tooth drive gear
          Ceramic diff balls provide more precision
          High quality outdrives ensure longer life
          High performance upgrade for stock Blitz and E-Firestorm diff

INCLUDES: Two 5x8x2.5mm ball bearings
          Two diff rings
          One ball holder
          Ten 3mm diff balls
          One 2.9x6.2x1.5mm spring
          One cap
          One M3x25mm hex head screw
          Three washers
          Two outdrives
          Nine 1.5mm balls
          Diff lube
          Molybdenum grease
          One 52T drive gear
          Instruction sheet

REQUIRES: Installation on vehicle

COMMENTS: For rebuild kit, order HPIC3376
                                                                    lmm 6.22.10
                                                                         ir/jxs