The SRAM S200 B1 Eagle DUB Boost Crankset is a reliable and durable drivetrain solution designed for consistent performance on modern Boost-equipped mountain bikes. Featuring a robust aluminum crankset, a steel X-SYNC 2 chainring, and SRAM’s proven DUB spindle technology, it delivers dependable power transfer, excellent chain retention, and long-term durability for trail, all-mountain, and enduro riding.

Key Features:
  • Durable aluminum crank arms provide a strong and reliable platform for everyday mountain biking.
  • Compatible with the SRAM Eagle Drivetrain Ecosystem for seamless integration with 12-speed Eagle systems.
  • Includes a 32T steel X-SYNC 2 chainring for excellent chain retention and durability.
  • X-SYNC 2 tooth profile ensures secure chain engagement and reduced chain drop on rough terrain.
  • DUB spindle technology enhances durability, simplifies bottom bracket compatibility, and improves sealing.
  • MTB Wide DUB spindle is optimized for Boost chainline geometry (52 mm).
  • Boost-specific design ensures proper drivetrain alignment for modern frame standards.
  • Improved sealing helps protect bearings from dirt, water, and trail contaminants.
  • Aluminum crankset construction balances strength, stiffness, and weight.
  • Designed for consistent performance and low-maintenance reliability over time.
  • Bottom bracket not included, allowing flexible setup based on frame compatibility.

Who is it for?
Trail riders, all-mountain cyclists, and enduro riders with Boost-compatible frames looking for a durable, low-maintenance Eagle crankset with reliable chain retention and modern drivetrain compatibility.
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