Spare Replacement Part Only
Use this 39T spare aluminium cassette cog if you already own a 9-39T 11-speed TRS cassette and the 39T cog has worn out.
ethirteen 2-Piece Cassettes
All ethirteen cassettes come in two pieces. The lower block is steel and the upper cog (or two in the case of 12 speed) is aluminium. They are available separately so that if the parts wear out you can replace the individual components without having to buy a complete new cassette.
Restore Your Drive
With this spare part, you can replace the 39T sprocket of your TRS Plus cassette and restore the unrestricted performance of your drive.
Use this 39T spare aluminium cassette cog if you already own a 9-39T 11-speed TRS cassette and the 39T cog has worn out.
ethirteen 2-Piece Cassettes
All ethirteen cassettes come in two pieces. The lower block is steel and the upper cog (or two in the case of 12 speed) is aluminium. They are available separately so that if the parts wear out you can replace the individual components without having to buy a complete new cassette.
Restore Your Drive
With this spare part, you can replace the 39T sprocket of your TRS Plus cassette and restore the unrestricted performance of your drive.
Specifications
. Spare Replacement Part Only
. Material: aluminium
. Technology: TRS+
. Grading: 39T
. Colour: Black