Wippermann connex 11sx 11 speed chainconstructed in germany, wipperman chains are made to the highest engineering standards and this connex11sx 11 speed chain is the brands top model'. '.strtoupper('t')his road or mountain bike chains stainless steel links have a revised plate geometry for smooth shifting and an advanced nickel coating, which provides excellent corrosion resistance'. '.strtoupper('i')ts also extremely wear resistant so you can enjoy slick shifting and smooth operation on every ride.featuresspeed compatible with all 11 speed drivetrainsuse road mtbdimensions 1 2 x11 128 pin length 5.6 mmpin hardening xhbcompatibility all brands of 11 speed cassettes and derailleursconnex 11 speed link for tool free connectingextremely long lastingquicklink yes, connex linkweight 270g 118 linkstechnologiesspeed wing this innovative outer plate ensures particularly rapid and silent shifting on connex 11 speed chains'. '.strtoupper('t')he peripheral chamfering of the outer plate ensures optimum chain guide and gear changing performance'. '.strtoupper('a')lso, to optimally absorb the high shear forces of extreme transmission, connex has implemented a completely innovative process for radial riveting'. '.strtoupper('t')his radial riveting process, in combination with a special pin coating, guarantees top performance and slow chain wear.buy wippermann components from chain reaction cycles, the world's largest online bike store.