headset lower - blackbearing - external cup - frame 49 mm - pivot 1-1/8

Key FeaturesExternal lower headset EC49/30 standardCompatible with 1-1/8 forks with 30 mm crown raceAllows 1.5 to 1-1/8 conversionDesigned for 49 mm head tubesEnsures stable and precise steering DescriptionThe Black Bearing BB-HE-EC49/30 lower headset is designed for frames with a 49 mm head tube and forks with a 30 mm crown race.It allows the use of 1-1/8 forks on larger head tubes, making it ideal for conversion and upgrade applications. SpecificationsType: lower headsetStandard: EC49/30Frame diameter: 49 mmFork crown race diameter: 30 mmFork compatibility: 1-1/8Function: reduction and steering supportStructure: external cupMaterial: high strength alloyUse: MTB, gravel, road CompatibilityCompatible with 49 mm head tubesCompatible with 1-1/8 forksIdeal for 1.5 to 1-1/8 conversionNot compatible with direct 1.5 forksNot compatible with integrated or semi integrated systems