Bike Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB
Bike Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB - Black is backordered and will ship as soon as it is back in stock.
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Store Stock
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Delivery and Shipping
Delivery and Shipping
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Bike Tire Insert, Fat Tire Tube, No Flat Bike Tire Liner, Puncture Proof Tube Protector for E-Bikes and MTB - Black is backordered and will ship as soon as it is back in stock.
MAXIMUM FLAT PROTECTION: Tannus Armour tire insert helps prevent flats caused by thorns, rocks, and debris while improving comfort and protection for mountain bikes, gravel bikes, fat tires, and e-bikes.
ADVANCED FOAM TECHNOLOGY: Made with lightweight multi-cell foam, it provides 1.9”-2.25” of tire protection, sidewall support, vibration reduction, and a smoother, quieter ride.
RUN-FLAT & PINCH FLAT PROTECTION: Adds extra support during punctures and helps prevent pinch flats, allowing you to keep riding even with low tire pressure.
BETTER RIDE CONTROL: Unlike traditional solid liners, Tannus Armour improves stability, grip, and handling while maintaining comfort and low rolling resistance.
EASY INSTALLATION: Installs between the tire and inner tube in 10–15 minutes without special tools. Reusable for tire changes on mountain, gravel, fat tire, and e-bike setups.






