Check the listing for details. Tange-Seiki Levin CDS 1" Threaded Headset: 27.0mm Crown Race Chrome. Color: Silver, Condition: New. Listed at 32.78 USD. The Tange-Seiki Levin CDS 1" threaded headset in constructed of steel and features 5/32" ball bearings. Fully sealed mechanism. Stack height 33.3mm. CNC machined full chromoly construction. Item Specifications: Color, Silver, Weight, 145, Crown Race, 27, Bearing Type, Cup and Cone, Defined Color, Silver, S.H.I.S Upper, EC30, S.H.I.S Lower, EC30, S.H.I.S. Stem Clamp Diameter, 25.4-24tpi Quill, Lower Stack Height, 11.2, Upper Stack Height, 22.1, SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us