T17 to T22 for improved performance going up hills.
"I replaced a T17 on a Recumbent Trike with a T22 to improve the performance going up hills with my 380 NaVinchi CVT. Worked great. Easy swap."

Overall rating: 5.0 / 5 from 3 reviews.
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"I replaced a T17 on a Recumbent Trike with a T22 to improve the performance going up hills with my 380 NaVinchi CVT. Worked great. Easy swap."
"Fits and Worked great for an easier gear than the 18t, its good to have some options for different terrain."