WOLFTOOTH cartridge extension 42 teeth for SRAM
42 teeth for SRAM 10 - cassettes.
In exchange for the 17er or 15er pinion has 42 teeth of this pinion an extension of the sprocket assembly. The shift aids are designed for the alignment of the teeth on a 36 tooth SRAM cassette.
The cassette extension is compatible with SRAM 10-speed cassette 11-36T X5 (PG-1030), X7 11-36T (PG-1050) and X9 11-36T (PG-1070).
Compatible: PG-1030, PG-1050, PG-1070
Colors: black, silver, red, blue or green