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QARSWA MT-300 26-Inch Folding Fat Tire Mountain Bike

$369.99 (Price correct as of 11/10/2026 07:17 PST · Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The QARSWA MT-300 is a folding 26-inch fat tire mountain bike with 26 x 4-inch tires, a carbon steel frame, front and rear shocks, a 21-speed thumb shifter and mechanical dual disc brakes. Its stated support rating is 400 lb. Check rider fit, folded dimensions and what the rating covers before choosing it. The package is described as including assembly tools, with a manual and video guide referenced; use the supplied instructions for setup.

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Quick Summary

The QARSWA MT-300 is a folding mountain bike with 26 x 4-inch tires, a carbon steel frame, front and rear shocks, 21 speeds and mechanical disc brakes. Its stated 400 lb support rating and single-bike configuration are important details to check against your needs.

Key Details

Detail Product information and buyer relevance
Model and color QARSWA MT-300 in Dark Black.
Wheel and tire size 26-inch bike with 26 x 4-inch wide tires. Confirm the size and tire width suit your intended routes and storage space.
Frame Foldable carbon steel frame. Folded dimensions are not provided, so check the folded bike’s measurements before planning storage or transport.
Suspension Front and rear shock absorbers.
Gearing and brakes 21-speed thumb shifter and mechanical dual disc brakes.
Stated support rating 400 lb. Confirm what the rating covers and account for the complete load when assessing suitability.
Quantity and warranty One bike. A one-year manufacturer warranty is listed; check its applicable terms.

What to Compare Before Buying

  • Rider fit: The listing gives a 26-inch size but no frame geometry or rider-height range. Check the bike’s sizing information against the intended rider.
  • Storage and transport: Folding is a feature, but no folded measurements are given. Compare the actual folded dimensions with your storage area or vehicle.
  • Load rating: Check what the stated 400 lb rating includes and whether it fits your intended total load.
  • Riding setup: Consider whether 26 x 4-inch tires, 21 speeds, front and rear shocks, and mechanical disc brakes match the terrain and controls you expect to use.

Compatibility, Size and Fit

The 26 x 4-inch tire size is a defining part of this bike’s configuration. Do not treat it as interchangeable with a conventional mountain bike tire size. Since no folded dimensions or rider-fit range are supplied, confirm those measurements for your storage space and intended rider before choosing this model.

What Is Included

The package is stated to include assembly tools, and 85% of the bike is described as pre-installed. A manual and video guide are also referenced. Confirm the selected configuration’s contents and instructions before beginning assembly.

Setup and Correct Use

Use the supplied manual and video guide for assembly rather than relying on an estimated assembly time. Before riding, follow the manufacturer’s instructions for setup and operation, including any required checks of the brakes and folding frame.

Before You Decide

Confirm rider fit, folded dimensions, the scope of the 400 lb rating, and the exact package contents. Also review the assembly instructions and warranty terms for the QARSWA MT-300.

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