SRAM XX SL XS-1299 cassette in 10-52T for Sram T-Type gear system.

Full X-SYNC for the best gear shift under load.

Optimized gear steps at the low end.

55mm chain line compatibility for more of a moderate chain angle with less wear and greater precision.

"Setup Cog" for setting the rear derailleur.

Fully E-MTB approved.

NOTE Can only be used for Sram T-Type gear system.