Awesomatix PSSX - Progressive Spring System (New 30%) A800R This design keeps the whole

This design keeps the whole assembly more sturdy whilst you apply pressure to the stick

This makes it a lightweight companion in your RC equipment

Improved flex through a one-piece top-deck design

The overall length has been shortened to achieve a lesser inertia and therefore a better rotation around the vertical axis

You can also use a variation of inside and outside on the front to adjust the roll and balance of the car

Awesomatix PSSX - Progressive Spring System (New 30%) A800R This design keeps the wholeAwesomatix PSSX Progressive Spring System set is designed to add 30% progressiveness into the originally linear action of SPR01S and SPR01 springs in all A700 A800 cars. Updated version of the previously known "PSS set". The PSSX set comes with the new ST69X 30 Screw with wider cap that provides 30% progressiveness across an increased range of suspension travel and suspension setups. All previous ST69 screw versions fit as well (not included). With