Home Slickdeals 27.5″ Decathlon Rockrider ST520 Mountain Bike (Gray, Extra Large) $328 + Free... Slickdeals 27.5″ Decathlon Rockrider ST520 Mountain Bike (Gray, Extra Large) $328 + Free Shipping By ARCOM - 30 May 2022 56 0 SHARE Facebook Twitter Go to the deal page: 27.5″ Decathlon Rockrider ST520 Mountain Bike (Gray, Extra Large) $328 + Free Shipping