Products

Quick and accurate

Technical Documents
Features
  • Wide Link design
  • SIS-SP41 cable housing
  • 9 & 10-speed compatible
  • Max. Front Difference: 14T
  • Total Capacity: 29T
  • Weight: 180g
Specifications
Model NumberRD-7800-SS
SeriesDURA-ACE
Cassette Compatibility10-speed
Maximum Sprocket27T
Minimum Sprocket11T
Maximum Front Difference16T
Total Capacity29T
Guide PulleySealed bearing
Tension PulleySealed bearing
Bracket Bodycold forged aluminum/ anodized
Bracket Pivot Sealdouble O-rings
Plate Bodycold forged aluminum/ anodized
Plate Pivot Sealdouble O-rings
Outer Linkcold forged aluminum/ anodized
Inner Linkcold forged aluminum/ anodized
Link Pin Bushingsfluorine coated(4)
Outer Platealuminum/anodized
Inner Platealuminum/anodized
Average Weight180g