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A mountain bike with a motorbike engine strapped to it, courtesy of Facebook Marketplace. : r/redneckengineering
Georgena Terry woman's mountain bike - Bicycles - Grand Marais, Minnesota | Facebook Marketplace | Facebook
Rock machine / Mountain Bike / 18 inch frame / customised - Bicycles - Canberra, Australian Capital Territory | Facebook Marketplace | Facebook
Specialized Stumpjumper Mountain Bikes for sale in Oldsmar, Florida | Facebook Marketplace | Facebook
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