Paul Component Engineering Melvin Chain Tensioner Silver CheckoutTitle=Thule 713600 ProBar 175 15 Material Steel Spring Weight

15 Material Steel Spring Weight 450

Ring Position/Type Chain Retaining Single RingTooth Count 34Drivetrain Speeds 9Drivetrain Speeds 10Drivetrain Speeds 11Drivetrain Speeds 12Round or Oval RoundChainring BCD Direct Mount HopeChainline/Hub Compatibility 141/148 Boost HubsMaterial AluminumColor BlackDefined Color BlackDirect Mount Type Direct Mount Hope

Splined driver body compatible

3 Lock Style Keyed Diameter 23 Cable Included No

Paul Component Engineering Melvin Chain Tensioner Silver CheckoutTitle=Thule 713600 ProBar 175 15 Material Steel Spring WeightPaul Component Engineering Melvin Chain Tensioner Silver. Paul Components Melvin Chain Tensioner. Converts frames for single speed use. Long enough for a Dingle setup (2 rings one cog) 20T max. The Melvin uses two pulleys just like a rear derailleur which gives it 20 teeth of chain wrap Will work with multiple front chain rings while maintaining proper chain tension The pulleys are made of extruded and machined aluminum and have sealed bearings for