Wheels Manufacturing Universal Derailleur Hanger - 487-9 For Trek ABP MTB Frames designed to accept SRAM UDH BLK/Green Model=Front Thru Axle } Reduces the diameter of

} Reduces the diameter of Schrader valve holes so Presta valves can be used

37 BB/Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 BB Shell Width (mm) 100 Weight 102 Spindle Interface Type SRAM DUB Defined Color Orange

The Active Classic has a higher collar than Madshus's other recreational ski boot models

It allows you to change the head tube angle by -1º to make for a slacker geometry for added stability on fast descents

Wheels Manufacturing Universal Derailleur Hanger - 487-9 For Trek ABP MTB Frames designed to accept SRAM UDH BLK/Green Model=Front Thru Axle } Reduces the diameter ofWheels Manufacturing Universal Derailleur Hanger 487 9 For Trek ABP MTB Frames designed to accept SRAM UDH Black Green. Wheels Manufacturings SRAM compatible Universal Derailleur Hanger simplifies thousands of hanger designs into one universal standard. Machined completely out of aluminum this new hanger is not only strong but designed to rotate backward and slip slightly in the case of an impact preventing chain jams and protecting the drive train.