Wolf Tooth Premium IS52 Internal Aero Headset for ENVE IN-Route System

Wolf Tooth Premium Internal Headsets for ENVE IN-Route System are designed and machined right here in our Minnesota headquarters with aircraft-grade 6061 aluminum. They are designed to have an ultra-low stack height, to be lightweight, and durable. Our headsets have three levels of industry-leading custom sealing to protect bearings from the elements and prolong the life of the headset. Available in a variety of colors. Premium Headsets with Enduro stainless steel bearings carry a lifetime warranty.

Compatibility

Designed for the ENVE IN-Route System and compatible with bikes that use an IS52 upper / lower headset and a 1-1/8” to 1.5” tapered steerer tube (FITS ONLY ENVE In-Route System).
Use top cap and split spacers provided with ENVE stems and one-piece cockpits.
Use the compression plug that comes with your fork.
Sold as a complete upper and lower IS52 Headset.
Enduro stainless steel bearings included.
Two 0.5mm spacers are included to dial in headset compression if necessary.

Tech Specs

Material: 6061 Aluminum

Dimensions:

Total Stack Upper Headset - 3.5mm
Total Stack Lower Headset - 0mm
For Headtube Internal Diameter - 52mm
52mm 36x45 Upper And Lower Bearings

Weights:

Upper Headset - 50g
Lower Headset - 28g
Complete Headset - 78g

Features:

Premium Enduro stainless steel bearings.
Available in seven Wolf Tooth anodized colors to match other Wolf Tooth components.
Designed with the Wolf Tooth triple-sealed system present on all other Wolf Tooth headsets:
- Internal o-ring top cap seal prevents water intrusion around the steerer tube.
- Custom-molded upper cup lip seal provides additional protection for the upper bearing.
- Custom molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions.
Contact [email protected] for fitment and compatibility questions.