Pagid Racing
Pagid Racing RST4 Brake Pad Set - (S1283RST4)
Formula cars and open wheel racing. Rear axle material for Rally (tarmac and gravel) and for all front engine cars. Also used in NASCAR on long ovals.
RST 4 is a semi metallic resin bonded material containing steel and acrylic fibers. This material has a medium friction level and high temperature resistance.