IMPAC is the name economical tire and tube range that have been produced by SCHWALBE to compete with other economical brands, which quality isn't always very high. IMPAC can offer better quality at low prices. Quality inner tube for 26" MTB bicycle tires with standard AV valve.
For tire sizes from 26x1.50 to 26x2.35 (from 40-559 to 60-599)
Valve: Schrader (AV) with thread
Valve length: 40 mm
Weight: 190 g