Utilize solid rollers for unmatched performance and durability All chains measure 120 links The RX3 is the ultimate in high-performance sportbike racing chain Engineered for the extreme demands associated with sportbike racing today Tri-GlideĆ seal provides three pockets of lubrication per side and two stabilizers ultimately reducing heat, friction, and increasing wear life by as much as 10 times over standard O-ring chains Unsurpassed seal technology and tensile strength makes the RX3 the leader in sportbike racing chain and clear choice of champions. CHAIN VORTEX 520RX3 X 120