headset lower - blackbearing - Semi integrated - frame 56 mm - pivot 1-1/8

Key FeaturesSemi integrated lower headset ZS56/30 standardCompatible with 1-1/8 forks with 30 mm crown raceAllows 1.5 to 1-1/8 conversionDesigned for 56 mm head tubesStable and precise steering performance DescriptionThe Black Bearing BB-HE-ZS56/30 lower headset is designed for frames with a 56 mm head tube and forks with a 30 mm crown race.The semi integrated Zero Stack design allows the use of 1-1/8 forks on oversized head tubes, making it ideal for conversion and upgrade applications. SpecificationsType: lower headsetStandard: ZS56/30Frame diameter: 56 mmFork crown race diameter: 30 mmFork compatibility: 1-1/8Function: reductionStructure: semi integrated Zero StackBearing angle: 36 x 45 degreesMaterial: alloy and steelUse: MTB, enduro, e-bike, gravel CompatibilityCompatible with 56 mm head tubesCompatible with 1-1/8 forksIdeal for 1.5 to 1-1/8 conversionNot compatible with direct 1.5 forksNot compatible with EC or IS systems