Top of the line chains. High-tech XW-ring seals with three lubrication barriers protect against high-speed abrasion, heat build-up, torsional flex and loss of lubricant. Even under extreme conditions, GXW chains last up to 10x longer compared to standard chains. Available in natural, gold or gold/black finish. Suitable for 1200cc max street/750cc max offroad use. Average tensile strength of 8,700 lbs.. Ideal for sport bike conversions. 520 x 116, Natural