AER-Series ALLOY Bearing 1-1/2 inch (IS52) (52.0mm) (45/45) Fits 45 Deg Crown Race Only (BAA0928A)
BEARING ONLY Cane Creek AER-Series ALLOY Bearing 1-1/2 inch (IS52) (52.0mm) (45/45) Fits 45 Deg Race Only (BAA0928A)
Long recognized as the world’s lightest headset, the new AER now offers a hybrid steel and aluminum bearing that provides even greater durability and a 40% weight savings over comparable models. Strategic machining and precision contours provide an optimal balance between weight savings and strength. Supplied as a single bearing. 45º/45º angle.
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