520 RX3 Series - Chain - 25 Feet - Featuring specially shaped bushings and chromized pins for reduced elongation and maximum wear resistance - Larger diameter alloy carbon steel pins and thicker plates, shot-peened to provide increased tensile strength and better fatigue resistance

520 ZRT - Drive Chain - 120 Links - Z-ring chains feature the patented Z44 sealing rings, which greatly improve performance and wear life, making previous X-ring and Z-ring chains obsolete - 50% reduction in friction compared to traditional O-rings - Constant lubrication from special high-temperature grease in the critical pin/bushing area provides long life - High-carbon alloy pins to minimize wear and increased roller thickness to prolong durability - Thicker outer plates and quad-riveting for greater tensile strength - Ideal for street bikes and superbikes up to 1,300cc - Rivet type link included - Clip type and Hollow rivet type connecting links also available; hollow type rivet connecting link works with many different chain tools - Gold color