20" Slime Tube - Self Sealing Smart Tube - 20 x 1.50 - 2.125

All Slime Smart Tubes are factory-filled with a precise volume of Slime Tube Sealant. Smart Tubes instantly seek out and seal punctures as they occur, preventing flats repeatedly and continuously for up to two years. Ride without worries.

20 inch tube with Schrader (standard car) valve fits:

• 20 x 1.50 (406 x 40 mm)
• 20 x 1.75 (406 x 47 mm)
• 20 x 1.90 (406 x 50 mm)
• 20 x 2.00 (406 x 51 mm)
• 20 x 2.10 (406 x 53 mm)
• 20 x 2.125(406 x 57 mm)