Originally Posted by
Nova F1 Racer
HPI Blue insert med-hard 24 mm for M grips ( 50683 ) in front and S grips ( 53254 ) in rear for asphalt tracks. We found that slicks really don't work that well....
what is M or S grips?
is it these?
Item #50684 RC 60D M-Grip Radial Tires - (1pr)
Item #53254 RC 60D Super Grip Radial Tires - (M-Chassis) 1pr