Kenda MX K50
MX K50
MX K50
MX K50
MX K50
Kenda

Kenda MX K50

$19.95
In Stock

The Kenda MX K50 is a simple, reliable clincher repair tire with a wire bead and all-purpose tread. Ideal as a budget replacement for kids' bikes, trail toys, and basic mountain use.

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Available Options

Option Price Availability
Kenda, MX K50, Tire, 12''x2-1/4, Wire, Clincher, Black $19.95 In Stock
Kenda, MX K50, Tire, 12''x2-1/4, Wire, Clincher, White $19.95 In Stock
Kenda, MX K50, Tire, 16''x1.75, Wire, Clincher, White $19.95 In Stock
Kenda, MX K50, Tire, 16''x2.125, Wire, Clincher, Black $19.95 In Stock
Kenda, MX K50, Tire, 18''x2.125, Wire, Clincher, Black $19.95 In Stock
Kenda, MX K50, Tire, 18''x2.125, Wire, Clincher, White $19.95 In Stock
Kenda, MX K50, Tire, 16''x2.125, Wire, Clincher, White $14.95 Out of Stock

Product Details

Overview & Technology

The Kenda MX K50 is built as a straightforward, dependable replacement tire for small-wheel bikes and entry-level mountain use. It uses a classic wire bead clincher design and a durable rubber compound intended for everyday riding and repair situations where long-term performance upgrades aren't required. The MX K50's tread is patterned for mixed-surface traction at low to moderate speeds and is optimized for wheel diameters in the 12"–16" range (ISO 203 and small 16" variants). With a rated maximum pressure of 40 PSI, the tire balances compliance and puncture resistance for light off-road, playground, and neighborhood trail riding.

Key Features & Benefits

Practical construction: The clincher mounting and wire bead make the MX K50 easy to install on standard rims and forgiving for quick roadside repairs. The tire's simple build keeps weight and cost down while providing reliable service life. • Wire bead: Durable, low-cost fitment for conventional tubes and rims. • All-purpose tread: Designed for grip on dirt, grass, and pavement at low speeds. • Wide sizing range: Available in common small-wheel widths (1.75–2.25") to cover kids' bikes and many small mountain/utility wheels.

Fit, Sizes & Compatibility

The MX K50 is offered in multiple small-wheel variants — including 12" x 2-1/4" (ISO 203) and 16" x 1.75" / 2.125" — and in black or white sidewall options. It fits rims designed for clincher tires with a matching bead seat diameter. The listed tire width range (1.90–2.25") gives flexibility when matching to rim internal width and intended pressure. Important specs: Wire bead clincher, rated to 40 PSI, not e‑bike approved. Confirm your rim's ISO diameter (e.g., 203 for 12.5") and choose the variant that matches the wheel. Tubeless setups are not supported — use an inner tube sized for the tire.

Who It's For

The MX K50 is aimed at riders who need a reliable, inexpensive replacement tire: parents replacing kids' tires, bike shop repair queues, trail centers stocking spares, and riders of small-wheel mountain or utility bikes that don't require high-performance rubber. If you want a high-grip, puncture-protected, or tubeless-ready tire for aggressive trail or downhill use, the MX K50 isn't designed for that — instead it excels as a cost-effective, easy-to-fit repair option for light-duty mountain and neighborhood riding.

Key Features

  • ✓ Wire bead clincher — easy to mount and dependable for tube use
  • ✓ Available in 12" and 16" sizes — fits many kids' and small wheels
  • ✓ All-purpose tread for light off-road, pavement, and park riding
  • ✓ Rated up to 40 PSI — balance of comfort and puncture resistance
  • ✓ Affordable replacement tire for repairs and spare stocking
  • ✓ Not tubeless-compatible and not approved for e-bike use

Specifications

Primary Color Black
Bead Wire
Tire PSI 40
Tire Type Clincher
Tire Width 2-1/4
Tire Width Range 1.90 - 2.25
Labeled Size 12''x2-1/4
Tire Diameter/ISO 12-1/2''/203
e-Bike approved No

Product Identifiers

Vendor Item # 01126005001
UPC 047853601145

Frequently Asked Questions

What sizes does the MX K50 come in?

The MX K50 is available in 12" x 2-1/4" (ISO 203) and several 16" variants (1.75" and 2.125" widths). Check the ISO diameter on your rim to pick the correct size.

Is the MX K50 tubeless-ready or e-bike approved?

No — the MX K50 is a traditional clincher with a wire bead and is not tubeless-ready. It is also not approved for e-bike use; choose an e-bike-rated tire for electric-assist applications.

What inner tube should I use with this tire?

Use a standard inner tube sized for the tire dimensions (e.g., 12" x 1.75–2.25" or 16" x 1.75–2.125"). Match valve type (Schrader or Presta) to your rim valve hole.

How much air pressure does the MX K50 require?

The MX K50 has a maximum rated pressure of 40 PSI. Inflate according to rider weight, load, and terrain — lower pressures provide more traction and comfort on soft surfaces, while higher pressures reduce rolling resistance on pavement.

Is this tire suitable for aggressive mountain or trail riding?

The MX K50 is a basic, entry-level tire intended for light off-road and neighborhood use. It is not built for aggressive trail, enduro, or downhill riding where reinforced casings and advanced tread compounds are required.

What colors and finishes are available?

Variants are offered in black or white sidewalls depending on size — check the available options for your selected wheel diameter.

Buying Guide

When replacing small-wheel tires like the Kenda MX K50, confirm the ISO bead seat diameter stamped on your rim (e.g., 203 for 12.5") and choose a tire width compatible with your rim's internal width. Wire-bead clinchers are economical and simple to fit with tubes, but they are heavier and not tubeless-capable—pick a wire bead if you want low cost and easy mounting. Decide based on intended use: choose a basic repair tire such as the MX K50 for kids' bikes, trailers, and casual off-road use. For more demanding trail riding look for reinforced casings, puncture protection, and tubeless-ready construction instead.

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