Kore xcd alloy stem kore started out in the bicycle industry in the late 80s as a contract manufacturer of bicycle parts in california it now has many years of experience in providing top end bike components to keep you comfortable and confident on the trail whilst riding the latest reliable technology specifications al6061 t6 3d forged cnc center bore to reduce weight cross clamp steerer bolts 6 degree rise 80mm 90mm 100mm 110mm 120mm 130mm extensions 318 bar bore 1 18 steerer cla