FSA Orbit Z #57 Integrated Headset – Premium Sealed Bearings

Description

The #57 headset you know and love, with upgraded bearing quality.
For tapered steerers(can be converted to 1 1/8 steerer through purchase of a FS160-5538 crown race)
FSA Part Number 141-2044
HEADSET TYPE: Threadless Zero Stack Cup
STEERER TUBE: Tapered 11/8″ to 1.5″
MATERIAL: Alloy
STACK HEIGHT: 12.8mm
UPPER CUP: 44mm Flush Cup
LOWER CUP: 56mm Flush Cup
UPPER BEARING: 36° x 45° 11/8″ ACB Premium Sealed Bearing 41.0mm OD
LOWER BEARING: 36° x 45° 1.5″ ACB Premium Sealed Bearing 51.8mm OD

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