Wolf Tooth Premium EC44 Internal Aero Headset for ENVE IN-Route System 9x135mm These attachments then fit into

These attachments then fit into an 8mm ball detent swivel head that has a 4mm opening for hex bits

small is 105mm x 99mm

and swing weight feels virtually non-existent

100% PVC free and with a Thinsulate™ 78% Recycled lining

high-quality 6061 T6 aluminum with butted and hydroformed tubes

Wolf Tooth Premium EC44 Internal Aero Headset for ENVE IN-Route System 9x135mm These attachments then fit intoWolf 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