The Columbai Men’s 27.5″ Dual Suspension Mountian Bike is a gorgeous black and green trail riding machine. This is Columbia’s Premier 27.5″ Dual Suspension Mountain Bike with 21 heart pounding speeds allowing for that aggressive trail ride everyone wants in their dual suspension mountian bike. The Columbia 27.5″ Everest features steel suspension front shock, a light weight alloy frame, alloy wheel rims, and aggressive off road Kenda tires 27.5″x 1.95″. For the quick stop and turn The Columbia Everest features front disc brakes and a full shimano components package. (shifters and derailleurs). The Columbia Everest comes equipped with an authentic Columbia mountian bike saddle. Columbia, America’s Original Bicycle, Quality Since 1877.