10-Series External Cup 34mm 1-1/8in EC34/28.6-EC34/30 Black (ZBAA0056K)

Technical Description EC34/28.6 /H16/K|EC34/30 /H12/K

Top Type EC - External Cup Top Head Tube Inside Diameter 33.95mm Stem Clamp Diameter 28.6mm Top Stack Height 16mm Top Bearing Type Black Oxide Bottom Type EC - External Cup Bottom Head Tube Inside Diameter 33.95mm Crown Race Seat Diameter 30.015mm Crown Race Type Polymer, Sealed Bottom Stack Height 12mm Bottom Bearing Type Black Oxide Material 6061 Weight 88.29g Part Number BAA0056K The 10-Series has the look and feel of Cane Creek’s class-leading 40-Series headsets with simpler machining and more economical materials. Designed with the upgrade path in mind, the 10-Series shares the internal geometry of Cane Creek’s higher-end headsets and, as a result, replacement and upgrade parts are readily available. 10-Series Features: Cups and Covers 6061-T6 Aluminum Crown Race Sealed, lightweight polymer crown race Compression Ring Lightweight polymer compression ring Interlok® Interlok® spacer compatible Compatibility Internal parts are cross-compatible across the 10, 40 and 110-series Stack Heights Consistent top and bottom stack heights across 10, 40 and 110-series Traditional – 16mm top, 12mm bottom ZeroStack™ – 8mm or 15mm top, 4mm bottom Integrated – 9mm or 15mm top, 1mm bottom available fits: complete ZS44 – ZS44 8mm Cover (ZeroStack™ 1-1/8” Standard) ZS44 – ZS44 15mm Cover (ZeroStack™ 1-1/8” Standard) TR34 – TR34 (Traditional 1-1/8” Standard) TR49 – TR49 (Traditional 1.5” Standard)