• Revolutionary 2-gear transmission system.
• Requires ISCG/ISCG 05 mounting tabs.
• Two gears: 1:1 and 1:1.6, 1 shift feels like 14T adjustment while remaining in a small chainring.
• Provides 22/36 or 24/38T combination options with a single ring.
• AL-7050-TV (Optimized stiffness for FR).
• HammerSchmidt FR BB sold separately.
Incredible savings on the ultimate racing crankset! They won’t last long.
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