105 FH-R7000 rear hubs are highly durable and smooth rolling for sustained performance. Internal O-rings and grease sleeve. High quality cup & cone bearing. Item Specifications: Color: Black, Defined Color: Black, Hub Drilling: 36, Spoke Interface: J-Bend, Hub/Brake Compatibility: Rim Brake, Cassette Body Type: / 11 Speed Road, Skewer Included: Yes, Rear Axle: QR x 130mm,