Sturmey Archer X-FD 70mm Drum Brake Front Hub 36h Silver Overall Length (mm)-160 Ring Position/Type Chain Retaining Single Unsurpassed reliability Flange Diameter ModelNumber=E3615 H921229-04-21 Length:45Mm

Sturmey Archer X FD 70mm Drum Brake Front Hub 36h Silver Overall Length (mm) 160 Ring Position Type Chain Retaining Single Unsurpassed reliability Flange Diameter ModelNumber=E3615 H921229 04 21 Length:45Mm Ring Position Type Chain Retaining Single Ring Tooth Count 24 Round or Oval Round Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Offset 3 Chainline Hub Compatibility 135 142 MTB Hubs Chainline Hub Compatibility 170 177 Hubs Chainline Hub Compatibility 190 197 Hubs Chainline Hub Compatibility 150 157 DH Hubs Chainline Hub Compatibility 157 Super Boost Hubs Chainline Hub Compatibility 141 148 Boost Hubs Material Aluminum Defined Color Black Direct Mount Type Direct Mount CINCH 420D nylon fabric for rigidity and water repellency