Features:
For rear 7/8 speed
Total capacity: 20T
Front difference: 10T
Fits 28.6mm to 34.9mm seat tube diameters
Specifications:
Cable Pull: Dual
Chainline: 47.5/50mm
Chainstay Angle:
3 x 7/8-Speed: 66-69 deg.
7/8-Speed: 63-66 deg.
FD Capacity: 20T
FD Mount Type: Low 28.6/31.8/34.9mm
Max Chainring: 42T-48T
Primary Color: Black
Speed: 3×7/8
Swing: Top

7/8-Speed 907139 EFDM310X3
3×7/8-Speed 907140 EFDM310X6