The Helix Plus cassette from E*thirteen is a highly advanced component specifically designed for mountain bikes. With an impressive range of 9 to 50 teeth, this 12-speed cassette offers a wide gear range that allows for effortless tackling of both steep climbs and fast descents. The cassette is made from a combination of heat-treated chromoly steel and lightweight 7075 aluminum, which not only increases durability but also reduces the overall weight to just 410 grams. These features make the Helix Plus cassette an ideal choice for demanding riders who value performance and reliability. The black finish also gives the cassette a modern and appealing design that seamlessly integrates into any mountain bike.

• Wide range of 9-50 teeth for versatile applications
• Lightweight construction at only 410 grams
• Made from heat-treated chromoly steel and 7075 aluminum for enhanced durability
• Optimized for mountain biking use.