The SRAM NX Eagle PG-1230 12-Speed 10-50T MTB Cassette provides riders with every bit of climbing range through an upgraded Eagle ecosystem with splined-drive body wheels. Eagle technology offers an expanded, optimum gear range. Durability is no concern as the cassette is designed to withstand the increased demands of E-MTB applications and offers the perfect solution to heavy-duty use and abuse. Key Features: - The PG-1230 is the only Eagle cassette that meets durability requirements for E-MTB applications- Compatible with a splined driver body- Eagle technology - Designed to be used with Eagle 12-speed chains- Cassette Body Type: Shimano Dynasys 11 Speed Mountain- 534g weight

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