SPI DEFENDER HARDWELD RUNNERS, POLARIS

Less damaging to concrete and asphalt surfaces.. This will make it less susceptible to side impact failure from rocks or gravel RUNNER STYLE: Defender Features hardweld on contact area of host bar, giving it more depth to increase longevity. Many competitors use a design that is mounted very shallow in the host bar Our diamond shaped carbides are set deeper into the host bar giving it more surface contact adhesion