For tapered ZS56/ZS56 ID headtube, to suit 1-1/8” to 1.5” tapered fork.
SRS routing allows compatibility with internally routed systems.
SPECIFICATIONS
HEADSET TYPE: Zero Stack Upper/Zero Stack Lower Cup
STEERER TUBE: Tapered 11/8" to 1.5"
MATERIAL: Alloy
STACK HEIGHT: 17.5mm (6.5mm + 11mm)
UPPER CUP: 56mm Flush Cup
LOWER CUP: 56mm Flush Cup
UPPER BEARING: 45° x 45° 1.5" ACB Sealed Bearing 51.8mm OD 42.1mm ID - 075E
LOWER BEARING: 45° x 45° 1.5" ACB Sealed Bearing 52mm OD 40mm ID - 070E
WEIGHT: 139.1 grams
