Schwalbe Standard Schrader Tube 27.5 x 2.1-3.0" (40mm SV)
Freeride tubes are ideally suited for cyclists who want a large volume tube at a reduced weight. The design holds air considerably longer due to the purity of the rubber compound and the uniform wall thickness. Labeled Size: 27.5/27.5+ x 2.1 - 3 ISO Width (mm): 53 , 54 , 55 , 56 , 57 , 58 , 59 , 60 , 61 , 62 , 63 , 64 , 65 , 66 , 67 , 68 , 69 , 70 , 71 , 72 , 73 , 74 , 75 , 76 ISO Diameter: 584 / 650b / 27.5" Shaft Type: Threaded Valve: Schrader Valve Core: Removable Tube Compound: Butyl