Completely adjustable metal battery pack owner enables to maneuver the batteries everywhere - front/rear and also left/right. The adjustable battery pack owner allows for effortless and comfortable weight transfer modification. The front/rear fat balance can be modified in 4mm range. The brass product adds additional 7.5g fat for excess weight balance adjustment for the battery part of car. The battery pack holders allow to install the battery tape outrageous of the battery only without the instalment of tape underneath the chassis makes it possible for increased flex for the framework and as such helps to create more traction. Thanks to the chassis-free instalment regarding the tape the ride height associated with car could be somewhat decreased as there is no more tape under the chassis. The adjustable owner plus the battery pack backstops are CNC-machined from metal material plus the battery pack holders are machined from premium lightweight graphite product.