Wolf Tooth Premium Internal Headset - EC44 Upper / EC44 Lower, for Enve in-Route System Only, Purple

Wolf Tooth Premium Internal EC44 Headsets were developed for frames using the ENVE IN-Route System of cable integration with a 44mm head tube. It was made for cyclists who want a clean, aero cockpit that keeps cables and brake lines out of sight. Wolf Tooth headsets are machined with aircraft-grade 6061 aluminum at Wolf Tooth in Minnesota, USA.Features-Designed for the ENVE IN-Route System with a 44mm straight headtube and a 1-1/8” to 1.5” tapered steerer tube (FITS ONLY ENVE In-Route System)-This Internal headset helps reduce aerodynamic drag by hiding cables away from airflow, and presents a svelte profile with its ultra-low 15.8mm upper and 12.25mm lower stack height-Features Wolf Tooth's best-in-class triple-sealed system to protect the premium Enduro stainless steel bearings from the elements-Internal o-ring top cap seal prevents water intrusion around the steerer tube-Uses the largest possible ball size and are filled with high-pressure waterproof lubricantItem Specifications-Lower Stack Height:12.25-Material:Aluminum-Upper Stack Height:15.8-S.H.I.S Upper:EC44-S.H.I.S Lower:EC44-Color:Purple-Crown Race:40-Bearing Type:Stainless Steel-Weight:116-Defined Color:Purple

• Enhanced aerodynamic performance by integrating an internal headset design that conceals cables and brake lines for a sleek, streamlined cockpit.
• Constructed from durable, aircraft-grade 6061 aluminum machined in Minnesota, ensuring precision fit and long-lasting reliability for demanding cycling conditions.
• Features a triple-sealed system with stainless steel bearings and waterproof lubricant, providing superior protection against dirt, water, and debris for smooth, maintenance-free operation.
• Specifically engineered for the ENVE IN-Route System with a 44mm head tube and tapered steerer tubes (1-1/8 to 1.5 ), delivering optimal compatibility and a clean aesthetic.
• Distinctive purple finish and ultra-low stack heights (15.8mm upper, 12.25mm lower) make this internal headset ideal for competitive and performance-oriented cyclists seeking lightweight, stylish components.