Excellent quality welded Butyl rubber construction;High quality inner tube with schraeder valve;Welded butyl rubber construction;18 x 1.75-2.12;Schraeder car type valve

• NUTRAK 18 X 1.75 - 2.125in Schrader Inner Tube - Black , 18x1.75-2.125
• Black

NUTRAK 18 X 1.75 - 2.125in Schrader Inner Tube - Black , 18x1.75-2.125Madison