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Shimano SM-AD91 Front Derailleur Mount
$25.00 CAD
Mount your braze-on front derailleur to non-braze-on frames seamlessly with the official Shimano SM-AD91 adaptor. Engineered to Dura-Ace standards, this precision clamp delivers a rock-solid foundation for flawless, flex-free shifting under heavy loads.
Key Features & Specs
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Chameleon Precision: Premium lightweight aluminum construction ensures a clean, factory-installed look.
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Pro-Level Stiffness: Rigid design eliminates derailleur deflection for crisp, instantaneous front shifting.
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Pro-Spec Hardware: Features lightweight titanium bolts to save weight and resist corrosion.
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Sizes Available: MS (Fits 28.6mm / 31.8mm with included shim) and L (Fits 34.9mm).
