Shimano fc t781 10 speed triple chainringsthe fc t781 10 speed triple chainrings are durable lightweight and well finished they are the ideal replacement for your deore or xt chainset and will see you through many miles of consistent performance features genuine shimano replacement part chainring design improves pick up and shifting performance bolt circle 4x104mm tooth 36t designed for 10 speed use only sold individuallya 2 year warranty is offered with all shimano products from chain reac