Bicycle Cycling Carbon fibre color Mountain Road Bike Water Bottle Holder CagesWeighs: 50gMaterially: plastic materialSize:144*85*84mmMaterial:plastic +(glass fibers)Useful for bikes which have no holder or inadequate for a frame holderConvenient to get drink from a bottle holderSmall size and light weightSturdy structure，prevent deformation damageStrongly-gripped hinge，fix the holder tightlySuitable for varied types of bikes，including mountain bike and folding bike