SRAM XPLR PG-1231 Cassette - 12-Speed, Silver, D1 Cassette Size:11-44t The External Kit is meant

The External Kit is meant to be run on the outside of the frame

utilizing their Digital Light Synthesis technology

The result are lights that integrate seamlessly with the AC01

In order to start the flow of Co2

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SRAM XPLR PG-1231 Cassette - 12-Speed, Silver, D1 Cassette Size:11-44t The External Kit is meantMaximum range, minimum fuss. This SRAM XPLR PG 1231 12 speed 11 44t cassette provides 2x range in a 1x package and fits on a traditional 11 speed driver body for broad integration. The smooth cog progression keeps jumps between cogs tightest when its time to go fast, with more meaningful gaps for climbing. 12 Speed cassette is designed for use with XPLR 1x rear derailleurs 400% range gives the coverage 1x riders want Compatible with SRAM 12 Speed