FSA - HEADSET HALF - UPPER S3-Cat-Components&Parts-Pedals-Cleats 5" x 20mm (20-584)

5" x 20mm (20-584)

Hook any funky-top-tubed bike to a mast-style hitch rack with the TubeTop

We’re redefining comfort and performance with Mirror technology to take Body Geometry into the future

strong yet supple

and helps to wick moisture away from your skin

FSA - HEADSET HALF - UPPER S3-Cat-Components&Parts-Pedals-Cleats 5" x 20mm (20-584)Internal HS Upper Orbit Z 44mm ZS HEADSET TYPE: Threadless Zero Stack STEERER TUBE: Straight 11 8" MATERIAL: Alloy UPPER CUP: 44mm Flush Cup UPPER BEARING: 36 x 45 11 8" ACB Sealed Bearing 41. 0mm OD External HS Upper Orbit X 34mm EC HEADSET TYPE: Threadless External Cup STEERER TUBE: Straight 11 8" MATERIAL: Alloy UPPER CUP: 34mm External Cup UPPER BEARING: 36 x 45 11 8" ACB Sealed Bearing 41. 0mm OD Integrated HS Upper Orbit C 41. 8mm OD HEADSET