* 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, 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) * IS-CC (36x45 degree Cane Creek Integrated), IS-CA (45x45 degree Campy Hiddenset), ZS (Zero Stack), or EC (traditional, External Cup) available for 1" and 1-1/8" threadless steerers * Internal parts are cross-compatible across the 10, 40 and 110 series * model: EC * steerer: 1" * headtube ID: 30.1mm * stack (top/bottom): 16/12mm * crown race: 26.4mm

Internal Parts Are Cross-Compatible Across 10, 40 and 110 series. Durable Steel Crown Race with Low-Friction Face-Seals. Innovative Clip-Seal Seals the Top Assembly and Captures the Compression Ring. Internally Contoured Cups Minimize Weight. 6061 T-6 Aluminum.

Number of Pieces: 1. Exterior Finish: Aluminum. Connector Type: Cross. Item Dimensions LxWxH: 8.4 x 4.45 x 1.9 inches. Color: Black. Brand: Cane Creek. Size: 1 Inch. Date First Available: April 8, 2011. Best Sellers Rank: #265,800 in Sports & Outdoors. Customer Reviews: 4.1 out of 5 stars 29 ratings 4.1 out of 5 stars. : B004VQBCLU. Sport Type: ?Cycling. Size: ?1 Inch. Outer Material: ?aluminum. Style: ?Does Not Apply. Model Year: ?2021. Part Number: ?BAA0067K. Manufacturer: ?Cane Creek. Number of Items: ?1. Suggested Users: ?unisex. Color: ?Black. Brand Name: ?Cane Creek. Item Dimensions LxWxH: ?8.4 x 4.45 x 1.9 inches. Package Weight: ?0.4 Pounds. Item Package Dimensions L x W x H: ?2.4 x 2.1 x 2.1 inches.