About this item

• This cassette only compatible with Sram 12-speed XD drivetrain such as SX, NX, GX, and XX1 kits. Not applicable to freehub other than XD.
• Specification: 12 speed XD cassette; cassette cogs:10-12-14-16-18-21-24-28-33-39-45-51T; net weight: 14.1 ounces.
• Made of 7075 aluminum alloy, this cassette is exceptionally strong and wear-resistant, and has a very good balance between weight and strength.
• The scientific wide gear ratio design meets the needs of acceleration and climbing on flat roads. Accurate and fast positioning when shifting.
• The vacuum coating hardening technology not only makes this rainbow cassette look colorful, but also improves its corrosion resistance and extends its life.