![SIR 9](http://byx.com.sg/cdn/shop/products/Niner_SIR_9_-_Black_Bronze_e2fb8c95-0aa8-4155-b96a-708ac5dc103a.jpg?v=1698131778&width=1080)
SIR 9
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When you're spinning up the steeps. bombing down the backcountry or grindding out the final miles as the sun sinks into the horizon, you need a bike you can trust. The SIR 9 is a comfortable, capable, hand-built bike made from proven, air-hardened, heat-treated Reynolds 853 steel. That's right, steel! Because Steel is Real! Bike specs is customised to your order.