BLACKCAT 20×1.75/2.125 Mountain Bike Inner Tube with Schrader Valve

BLACKCAT 20-inch mountain bike inner tubes provide essential structural integrity and air retention for standard cycling wheels requiring reliable maintenance. Engineered with high-grade butyl rubber, every unit resists punctures while maintaining consistent tire pressure across diverse terrain profiles. Compatibility extends across a wide range of 20-inch bicycle rims, ensuring a precision fit for urban commuters and off-road riders alike. Installation remains straightforward for mechanics seeking a direct, high-performance replacement for worn-out or damaged components.
  • Component Type: Bicycle wheel inner tube
  • Dimensions: 20 x 1.75/2.125 inches
  • Valve Type: Standard Schrader valve
  • Compatibility: 20-inch wheel mountain bikes and bicycle tires with a width range of 1.75, 1.95, to 2.125 inches
  • Intended Use: Replacement part for daily cycling and wheel maintenance

9,99

Exact Compatibility & Fitment Notes

BLACKCAT 20-inch inner tubes accommodate bicycle tires with widths ranging from 1.75 to 2.125 inches. Standard Schrader valves are integrated into each unit for inflation compatibility with most manual and electric pumps. Users must verify rim diameter and tire sidewall markings before purchase to ensure proper seating within the tire casing. Frequent air pressure loss or visible rubber degradation indicates a need for replacement of existing tubes. Consistent monitoring of inflation levels prevents rim damage and preserves the structural integrity of the wheel assembly during transit.

Material Durability & Technical Features

Butyl rubber construction provides resistance against micro-punctures and maintains internal pressure over extended operational cycles. Dimensions of 20 x 1.75/2.125 inches allow for expansion within specific mountain bike and commuter tire profiles. Installation requires careful placement of the tube within the tire casing to avoid pinching between the tire bead and the rim wall. Mechanics should apply a small amount of air before seating to facilitate alignment and reduce the risk of structural folding. Correct inflation pressure according to manufacturer specifications maximizes the lifespan of the rubber and ensures stable handling characteristics on various ground surfaces.

Specifications

Q & A

Ask a question
There are no questions yet

BLACKCAT 20×1.75/2.125 Mountain Bike Inner Tube with Schrader Valve Reviews

Sorry, no reviews match your current selections

Warranty and Support

Fast and Free Shipping in EU

At electrotraveller.com, we offer free delivery for all orders exceeding 500 €. Our products will be delivered to your address within 2 – 5 business days after receipt of payment. We deliver to most EU countries.

We also offer pre-order options for certain products. The expected date when the product will be available for shipment is indicated for these items. However, the date may change depending on the distributor.

In the event that some products have a longer delivery time, they will be available again, but the delivery date is unknown.

For more information and orders, you can contact our support by phone at +386 40 654 339 or by email at info@electrotraveller.com.

Service and Spare Parts

ELECTROTRAVELLER offers complete availability of spare parts for all electric scooters in its range.

We ship spare parts fast, within 2 to 5 days. For inquiries, contact us at info@electrotraveller.com or call +386 40 654 339.

Please complete this form to order spare parts.

To claim warranty service, please fill out the form at warranty claim form.

Keep the original packaging to ensure safe transportation of your scooter to our workshop, minimizing the risk of damage.

We offer a wide range of service, including warranty and non-warranty repairs. Our service ensures that your electric scooter operates flawlessly and safely in accordance with warranty conditions. In addition to warranty repairs, we also offer all other repairs, upgrades, and the replacement of tires and other spare parts.

Because we understand the value of your time, we want to provide you with the fastest possible resolution of problems. Most minor issues are resolved during the service visit.

In addition to service, we also offer a wide range of spare and replacement parts for your electric scooter. In our online store, you can find everything from batteries and motors to brakes and tires and tubes. If you need help choosing the right part for your electric scooter, call us (+386 40 654 339) or email us at info@electrotraveller.com.

Warranty

ELECTROTRAVELLER offers a 1-year warranty on all electric scooter models, with an option to extend the warranty by an additional year for 150 €.

Warranty Highlights:

  • The warranty lasts for one year.
  • It covers all manufacturing defects.
  • You can purchase an extra year of warranty for 150 €.
  • For warranty issues, we provide fast and free shipping via GLS, DHL, or UPS. Keep the original packaging for this purpose.
14-Day Return Policy:​

If you are not fully satisfied with your product, we offer a 14-day return guarantee.

Return Conditions:

  • The product must be unused and in its original packaging.
  • The packaging must not be damaged.
VAT Exemption for EU Business Customers (B2B)

If you’re an EU-based business (outside our country of registration), you can enter a valid VAT number at checkout to benefit from VAT-exempt (reverse charge) purchasing.Your VAT number will be automatically validated during the checkout process.

If you prefer a proforma invoice before placing an order, please contact us at info@electrotraveller.com.