Cane Creek 40 Series Headset. Features: ~ The 40-Series is the work-horse of Cane Creek's headset line-up and incorporates all the features necessary for a durable, light-weight and long-lasting headset while offering the perfect balance of performance, durability and value ~ Contoured and relieved 6061-T6 aluminum for minimized weight and maximized strength with split-lip sealed stainless steel bearings ~ Low friction, dual-seal crown race and top cover provides maximum sealing from contaminants, plus a captured compression ring design for carbon steerer compatibility (Interlok spacer compatible, sold separately) ~ Cane Creek Integrated 41.0mm ID (36x45), Campy Hiddenset 42.0mm ID (45x45) , ZS (ZeroStack), or EC (traditional, External Cup) available for 1", 1-1/8" and tapered steerers ~ Carbon indicates a carbon top cover on upper cup ~ Internal parts are cross-compatible across the 10, 40 and 110 series Specs S H I S : ZS44/28.6|ZS56/40 Stack : 8mm/4mm Color : black Weight : 102g Please visit our website at http://www.ecomtb.com.my OR https://shopee.com.my/eco_mtb ** There is 1-3cm errors due to manual measurement. Please kindly understand. ** Actual product colour may slightly vary due to photographic lighting sources or your monitor settings. ** WE DO NOT DO COD ** ONLINE ONLY ** We support original products only. ** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER