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 Features: 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 ZS (Zero Stack) Internal parts are cross-compatible across the 10, 40 and 110 series Specifications: Technical Description: ZS44/28.6/H8/K|ZS44/30/H4/K Top Type:ZS - ZeroStack Top Head Tube Inside Dia.:44.00mm Stem Clamp Dia.:28.6mm Top Stack Height:8mm Top Bearing Type: Black Oxide, Sealed Bottom Type:ZS - ZeroStack Bottom Head Tube Inside Dia.:44.00mm Crown Race Seat Dia.: 30.015mm Crown Race Type:Steel, Face-Sealed Bottom Stack Height:4mm Bottom Bearing Type:Black Oxide, Sealed Material:6061 Weight: 88g

Replaces Cane Creek ZS-3 headset.

Cable Feature: Retractable. Age Range (Description): Adult. Connectivity Technology: Wired. Color: Black. Brand: Cane Creek. Date First Available: July 25, 2011. Best Sellers Rank: #91,668 in Sports & Outdoors. Customer Reviews: 4.9 out of 5 stars 38 ratings 4.9 out of 5 stars. : B004Y953IW. Model Year: ?2021. Part Number: ?BAA0075K. Manufacturer: ?Cane Creek. Color: ?Black. Brand Name: ?Cane Creek. Item Weight: ?0.25 Pounds. Item Dimensions LxWxH: ?2.25 x 2.25 x 1.75 inches. Package Weight: ?0.3 Pounds. Item Package Dimensions L x W x H: ?5.4 x 2.5 x 1.9 inches.