Hot Racing WRA12CA16 Metal Low Profile AR60 Differential Cover Real metal casting with blue colored finish Decorative oil fill and drain plug Fits upside down on the rear AR60 axle on the Axial Yeti vehicles Fits rightside up on the front and rear AR60 axles on the Wraith vehicles Fits rightside up on the front and rear AR60 axles on the AX10 Ridgecrest vehicle Fits rightside up on the front and upside down on the rear AR60 axles on the AX10 Deadbolt vehicle