E-Thirteen 1.5" Headtube Reducer Cups

Adapts OnePointFive headtube frames to accept 1-1/8" Cane Creek standard 41mm OD integrated headsets. Fits: Cane Creek: IS-2 (HSS0243), 110-IS (HSS0620). FSA: Orbit IS (121-0325). Machined from 7075-T6 aluminum, headset sold separately.

Features:

- Requires use of a 36/45 internal headset

Effectively eliminates headset stack height

Increases structural integrity of frame

Internal boring along bearing stop allows for easier removal of bearings -- rather than pulling the bearing out from the top of the cup, these slots make it possible to knock the bearing out from its

74 gram system weight