Helonge 2 Pack 20 inch Bicycle Tube, 20x1.75-2.125 Tire Tube, 32 mm Schrader Valves, Compatible with 20 x1.9/1.95/2.0/2.1 Bike Tire, Heavy Duty Cycle Tyre Inner Tube for MTB, Road, BMX Bike

Compatible with tires with an outer diameter of 20 inches and tire width between 1.75 inches and 2.25 inches.With 32mm Standard/Schrader/American Valve. Compatible with 20 x 1.75/20 x 1.90/20 x 1.95/20 x 2.00/20 x 2.1/20 x 2.125/20 x 2.25 or 47-406,50-406,54-406,55-406,57-406
Our cycling tubes are round cured to ensure uniform roundness and better reliability. Seamless construction to ensure uniform roundness. Prevents high-pressure blow-outs.
Dependable self-sealing bicycle tube. This Heavy-duty tube is heavier than others with nice thorn resistance. So leave your worries behind.
Thicker compared with the common tubes, which have outstanding performance in puncture resistance and endurance.
Made of high butyl rubber for better airtightness, heat resistance, and durability.Uses a highly airtight nozzle to prevent dust from entering and enhance durability.

2 Pack Heavy Duty Self Sealing Bike Tire Inner Tube Replacement with Better Puncture Resistant, Thorn Resistant Performance.

Suitable for Mountain, MTB, BMX, Road Race Bike and Cruiser, Junior Kids Bike.

Compatible with the following Tire Size:

Inches Tire Size:

20 x 1.75
20 x 1.90
20 x 1.95
20 x 2.00
20 x 2.1
20 x 2.125
20 x 2.25

ETRTO Tire Size:

47-406
50-406
54-406
55-406
57-406

Feature:

All tubes are round cured to ensure uniform roundness with better sealing performance, shock absorption.

Made of high butyl rubber with high air tightness and elasticity that allows a wide range of different tire sizes to be covered.

Thicker compared with the common tubes, which have outstanding performance in puncture resistance.

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