e*thirteen Helix Race Cassette - 12-Speed, 9-45t, Gray

The e*thirteen Helix Race 12-Speed 9-45t cassette extends legendary Helix shift performance and cross compatibility with SRAMTM and ShimanoTM 12-speed drivetrains, to the light weight Gravel and XC marketplace.

• Features a 500% range
• Compatible with SRAMTM 12-speed Mountain and Gravel drivetrains, as well as, ShimanoTM 12-speed MTB drivetrains
• Durable and serviceable, with replaceable gear clusters
• Engineered with improved durability of 2 part steel and aluminum assembly
• SRAMTM Flat-Top Chain and XPLRTM derailleur compatible
• Fits XDTM and XDRTM Drivers Only
• Weighs only 319g while offering a 500% gear ratio

• Range: 9-45
• Cogs: 9-11-13-15-17-19-22-25-28-32-38-45
• Cassette Body Type: SRAM XD
• Cassette Body Type: SRAM XDR
• Drivetrain Speeds: 12
• Color: Gray
• Weight: 319
• Defined Color: Gray
• Defined Color: Silver