The Doctor 👨⚕️ is in at Pick1up.com! Gravity RC’s new Grip Doctor was a must-have at the ROAR Off-Road Nats and is said to be equally good in a number of different conditions!
Pick 1up and give it a try for yourself: https://pick1up.com/products/gravity-rc-grip-doctor-tire-additive
Pick 1up and give it a try for yourself: https://pick1up.com/products/gravity-rc-grip-doctor-tire-additive