JT/JT Chain Kit 520X1R3 14/42 Standard - Standard Rear Sprocket-- _ derbi-senda-50-r-x-race-50-2004-esi3715365 A1 Position: Standard Level Weight:

A1 Position: Standard Level Weight: 4

The lower part of the Racing Screen corresponds to the original profile

Ideal for those who rebuild

especially suitable for motorcycles with Double brake caliper or high demands on braking action

✔ Reduced sulfation – Provides improved durability and stable performance

JT/JT Chain Kit 520X1R3 14/42 Standard - Standard Rear Sprocket-- _ derbi-senda-50-r-x-race-50-2004-esi3715365 A1 Position: Standard Level Weight:Chain_color: Noir Acier Chain_pitch: 520. 0 Chain_quality: Standard Front_sprocket_version: Standard JT_chain_type: X1R3 Rear_sprocket_version: Ultra light Ring_type: XS Ring