<!--ProdInc[170058867]/Mall:[rei_US]--> Features a carbon-polymer mono-plate construction with bespoke, oversize, full ceramic bearings and an advanced silencing pulley Uses full ceramic bearings made with silicon nitride ceramic balls and zirconia oxide ceramic races that make the guide pulleys incredibly stiff for greater shifting precision Silent Xring pulley damps the chain impact on the guide pulley teeth, eliminating the engagement noise Carbon-polymer mono-plate construction makes this a very lightweight oversize cage at only 71 g 34 teeth 5?7 dB noise reduction versus stock pulleys In the box: complete cage, lockring tool and 2 spare Xring rubbersImported. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Road Cycling</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Weight</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>71 grams</p><!--]--></td></tr><!--]--></table>
<!--ProdInc[170058867]/Mall:[rei_US]--> Features a carbon-polymer mono-plate construction with bespoke, oversize, full ceramic bearings and an advanced silencing pulley Uses full ceramic bearings made with silicon nitride ceramic balls and zirconia oxide ceramic races that make the guide pulleys incredibly stiff for greater shifting precision Silent Xring pulley damps the chain impact on the guide pulley teeth, eliminating the engagement noise Carbon-polymer mono-plate construction makes this a very lightweight oversize cage at only 71 g 34 teeth 5?7 dB noise reduction versus stock pulleys In the box: complete cage, lockring tool and 2 spare Xring rubbersImported. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Road Cycling</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Weight</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>71 grams</p><!--]--></td></tr><!--]--></table>