MST RMX/RRX Lightweight Flexible Carbon DeckMST (#210656) RMX RRX Lightweight Flexible Carbon Deck Feature: For: RMX RRX 2. 0 2. 5 3. 0 chassis Reduce weight by up to 45% compared to original plastic RMX 2. 0 chassis deck. The specific weight of the front and rear of the chassis has been specially adjusted, and the light front and heavy rear construction increases the traction of the rear wheels. The cutting of the deck enhances the control flexibility. Double wire slot design for clean and