# How many cycles of sequencing can be performed with the MiSeq reagent kits?

Illumina offers a variety of MiSeq sequencing kit sizes ranging from a 50-cycle kit to a 600-cycle kit.

* The MiSeq Reagent Kit v3 is available in sizes of 150 cycles and 600 cycles.
* The MiSeq Reagent Kit v2 is available in sizes of 50 cycles, 300 cycles, and 500 cycles.

For more information, see the [MiSeq System Reagent Kits page](https://support.illumina.com/sequencing/sequencing_instruments/miseq/kit_contents.html).

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