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Technical Documents
Features
  • Improved surface treatment
  • Wide link design
  • 9-speed
  • Multi clamp: 28.6mm/31.8mm, 34.9mm (w/ adapter)
Specifications
Model Number FD-4503-B
Series TIAGRA
FD Model Number
Cassette Compatibility 9-speed
Top Gear Teeth 50T
Maximum Capacity 20T (triple)
Link Bushing -
Spring Cover yes
Chain Stay Angle 63-66
Mounting band
Chain Line 45mm
Band Mount 28.6/31.8/34.9mm
Band Material aluminum/clear coated
Outer Link aluminum/clear coated
Inner Link zinc/plated
Chain Guide steel/pearl bright plated
Average Weight