Schwinn Mesa GS Adult Mountain Bike Schwinn n'litened gold lable tig welded aluminum frame with ride tuned geometry, zero stack head tube TruVative x flow 42/32/22 Cr-mo chainrings crankset Shimano ef-29 8sp ez fire shifters, front derailleur sr/ suntour xcc-202, rear derailleur shimano deore Shimano ef-29 brake levers with tektro linear pull brakes Schwinn wtb speed v sport saddle, 2 sets water bottle mounts