The surplus 70the 275 wheel platform features three inch tires for added traction stability and comfort which gives you more confident handling over any terrain the surplus 70 features one of the most value laden component packages in felts mountain bike range complete with an sr suntour raidon fork and shimano deore 2x10 components sr suntour raidon forkthe sr suntour raidon fork comes with 120mm of travel and hydraulic lockout its 30mm stanchions provide solid and stiff front end with