Tannus Armour Puncture-Proof Tire Insert 20" x 3.0-4.0" Fat Tire
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Tannus Armour Puncture-Proof Tire Insert 20" x 3.0-4.0" Fat Tire
Tannus Armour is a puncture-protection insert that sits inside 20-inch fat tires 3.0 to 4.0 inches wide. It costs $69, with free shipping to the lower 48 and US support.
Free shipping to the lower 48 · opens checkout
What you get with this Tannus Armour fat tire insert
DWMEIGI's listing says it adds a multi-layer shield against thorns, glass and other sharp objects, describes it for fat-tire e-bikes, cargo bikes and BMX, and credits Tannus's Aither technology.
Pairs with: 20 × 4.0-inch tire ($69), 20 × 4.0-inch inner tube ($19).
Fitment
Both the MG1703 Zeus and the MG2301 Silverado HD run 20 × 4.0-inch tires, inside that range. If you are unsure, email support@redtailebikes.com and we will check it with you.
Tannus Armour tire insert · dispatched within 1–3 business days
Why buy it from Redtail
Free shipping
We cover shipping to any address in the lower 48. Our shipping policy.
Pay over time
With Shop Pay, a $69 purchase could be split into 4 interest-free payments of $17.25 every 2 weeks.
Rates from 0-36% APR. Payment options through Shop Pay Installments are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. State notices to consumers: affirm.com/licenses.
Warranty and damage claims
If it arrives damaged, note it with the carrier and email us photos within 48 hours: we file the claim with the carrier and arrange a replacement or repair. Where Tannus's warranty applies, our US support desk walks you through the claim. Our returns policy.
4 interest-free payments with Shop Pay
Frequently asked questions
How much does it cost to ship?
Nothing to an address in the lower 48. Alaska, Hawaii, U.S. territories, P.O. boxes and remote areas may cost extra or be excluded, so contact us before you order.
Card or PayPal works too
What's next after you order
Orders are dispatched within 1–3 business days, and you get a tracking number by email when it ships.
- Confirmation. Your order confirmation arrives by email.
- Ordering with a trike? Parts and accessories may ship separately, on their own schedule.
- If anything is wrong. Call (213) 444-4020, and we help you file the warranty claim with Tannus.
See the rest in the DWMEIGI accessories collection, with every accessory we sell beside it; the five DWMEIGI trikes we sell are in the DWMEIGI collection.
Tannus Armour tire insert · $69
How we verified this page. Every figure is checked against DWMEIGI's product page (dwmeigi.com/products/tannus-armour-puncture-proof-tire-insert-20x3-0-4-0-fat-tire-protector); its product page for the MG1703 Zeus and its product page for the MG2301 Silverado HD, read .
Verified by Milad Ghobadibeygvand, BScN (Western University, 2014). Found an error? Email support@redtailebikes.com.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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