630 Pitch 92 Links Blue O-Ring Chain for Kawasaki KZ900 A A4 A5 B1 (LTD) Z1 Z1A Z1B Brand New 630 Pitch 92 Links chain with master link . Tensile strength of 9850 pounds Top quality of the line roller chains Offer allowable working loads that can provide extra load carrying capability and deliver Solid rollers and bushings rovide great strength and durability under all riding condition The O-Ring lubrication system keeps it properly lubricated and prevents premature elongation and contaminants out of the pin/bushing joint