Another competent but unexceptional Taiwanese homage to the venerable Shimano Skylark/Tourney design.

This example is not indexed, has a short pulley cage and an Allen key b-pivot bolt.

• Derailleur brands: Monsoon
• Country: Taiwan
• Date of introduction: 2005?
• Date of this example: 2008?
• Model no.: 500SNA
• Weight: 248g
• Maximum cog: 28 teeth?
• Total capacity: 28 teeth?
• Pulley centre to centre: 54mm
• Index compatibility: friction
• Chain width: 3/32”
• Logic: top normal
• B pivot: sprung
• P pivot: sprung
• Materials: steel

Ref. 2155