Yet another commodity, Shimano-derivative, derailleur from China. An interesting touch is the combination of black guide pulley and red tension pulley - which I believe is original.

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1. •Brand: Qilong
   

2. •Country: China
   

3. •Date of introduction: 2004?
   

4. •Date of this example: unknown
   

5. •Model no: QLB-15
   

6. •Weight: 327g including hanger plate but excluding drop-out bolt
   

7. •Maximum cog: 32 teeth?
   

8. •Total capacity: 36 teeth
   

9. •Pulley centre to centre: 75mm
   

10. •Index compatibility: 6 speed
    

11. •Chain width: 3/32”
    

12. •Logic: top normal
    

13. •Pivots: two sprung pivots
    

14. •Material: steel
    

0289/J