Advanced, state-of-the-art engineering provides a whopping 10,500-lb. average tensile strength...

Wide flat link plates and heavy-duty, quad-staked, through-hardened pins provide ultimate strength and shock load resistance Solid rollers, solid bushings, heat treatment and shot-peening of vital parts add up to why HQR is the choice of leading drag racers An ultrahigh-performance solid roller chain suitable for Supersport applications