Tannus Armour Tire Insert – 20 in.

Features

• Eliminates 90% of all punctures by wrapping around your tire tube to provide 15 mm of puncture protection on top and 2 mm of sidewall protection
• Absorbs vibrations for a smoother, more comfortable ride
• Engineered to minimize rolling resistance, balancing speed and protection
• Can run at lower pressures for increased grip in wet conditions and loose rock
• If you get a flat, the insert allows you to ride a few more miles on gentle terrain without hurting your rim; does not apply to 20 x 3.0–4.0 in. or 20 x 4.1–4.8 in. sizes
• Designed for 20 in. tires; requires the use of a tube with a smaller width than your tire (tube not included)
• Minimum inner rim width needed: 19 mm
• Easy to install
• Sold as a single insert

Imported.

Insert size Recommended tube size

20 x 1.75-1.95 in.	20 x 1.0-1.5 in.
20 x 1.95-2.5 in.	20 x 1.5-1.95 in.
20 x 3.0-4.0 in.	20 x 2.5-3.0 in.
20 x 4.0-4.8 in.	20 x 3.25-3.75 in.

View all Tannus Bike Tire Inserts

Technical Specs

Best Use

Tire System

Wheel Size

Internal Rim Width Range

Tire Width Range

Weight

Material(s)

Cycling

Tubed

20 inches

Minimum: 19 millimeters

20 IN x 1.75-1.95 IN: 1.75-1.95 inches 20 IN x 1.95-2.5 IN: 1.95-2.5 inches 20 IN x 3.0-4.0 IN: 3.0-4.0 inches 20 IN x 4.0-4.8 IN: 4.0-4.8 inches

20 IN x 1.75-1.95 IN: 190 grams 20 IN x 1.95-2.5 IN: 220 grams 20 IN x 3.0-4.0 IN: 230 grams 20 IN x 4.0-4.8 IN: 230 grams

Foam