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Internal cup diameter: 44.0mm
Bearing diameter: 41.0 x 6.5mm x 45 degrees
Semi-integrated headset
Combination of lightweight 6061 T6 alloy and stainless steel
Sealed cartridge bearings, maintenance-free
BBB RoundHead included
For 1.1/8" front forks
Top cup diameter: 28.6mm
Fork crown diameter: 30.0mm

