Solid pins, inner and outer plates make for an economical chain choice with all the performance of higher level X-Series chains. - Includes KMC Missing Link I - Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting - Mushroom riveted pins for the highest pin power and allows shifting under heavy loads - Stretch Proof heat treatment so the chain last longer and goes farther - Half nickle plated - 1/2" x 3/32" - Weight: 286 gr