NOS Specialized Ground Control Extreme + Used GC II Gumwall Tires: 26 x 1.95 - Vintage 1990's - Folding (Extreme is Display Only) - Bike Recyclery
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Specialized Ground Control Grid Tubeless Mountain Tire (Black) (29" / 622 ISO) (2.3") - Performance Bicycle
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Bikepacking on the Updated Specialized Fast Trak and Ground Control Tires [Review] - Singletracks Mountain Bike News
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