


K&N Filter 2 1/4inch 10 Degree Flange 16 1/4inch x 4inch - 4 1/2inch Height
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N Filter 2 1/4inch 10 Degree Flange 16 1/4inch x 4inch - 4 1/2inch HeightSKU: RU 3020 UPC: 024844010933 K&N RU 3020 Universal Clamp On Air Filter 2 1 4in 10 Degree Flange 16 1 4in x 4in 4 1 2in Height K&N RU 3020 delivers high flow filtration for racing vehicles radio controlled cars generators snowmobiles tractors and more. This universal clamp on air filter features a 2. 25 inch inside diameter flange with 10 degree angle 1. 25 inch flange length 16. 25 inch length 4 inch width and 4. 5 inch height for secure vibration
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4.4 ★★★★★
Based on 118 reviews
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Product Reviews
★★★★★ 3
Runs large
Size: 7 Big Kid, Color: White
Runs very large.
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Reviewed in the United States on June 5, 2026
★★★★★ 5
a little roomy for narrow feet.
Size: 6 Big Kid, Color: Black/Black
Nice shoes. My little one has narrow feet so they are a little lose. Overall, a nice shoe.
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Reviewed in the United States on June 4, 2026
★★★★★ 5
comfortable
Size: 7 Big Kid, Color: Black/Black
super comfortable!
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Great shoes
Size: 5 Big Kid, Color: Navy/Blue
Loved them but bought a size too small so had to buy another pair…my bad 🤦🏽♀️
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Reviewed in the United States on May 20, 2026
★★★★★ 4
Comfortable and Easy to Wear Daily
Size: 2 Little Kid, Color: Navy/Blue
My daughter has been wearing these navy/blue shoes since the weather has been less rainy and more sunny. They are great for outdoor play, especially on days when it's warm outside. The knit mesh upper keeps her feet from overheating, and the cushioned insole feels supportive without being stiff. At size 2, the fit is accurate and the width runs a bit roomy, which gave her some growing room without feeling loose.
The slip-on design with elastic laces and pull tabs is a real plus. She can get them on and off without any help, which she loves. The shoes are light enough that she barely notices them during long active days. My one small complaint is that the sole feels more like firm foam than rubber, so they can be a little slippery on smooth indoor floors.
For the price, these deliver solid everyday value. They look good, hold up well to regular use, and my daughter reaches for them first most mornings.
Pros:
- Breathable mesh keeps feet cool
- Easy slip-on design with elastic laces and pull tabs
- Lightweight and comfortable for all-day wear
- Accurate sizing with a roomy width
- Durable for the price
Cons:
- Sole can be slippery on hard smooth surfaces
- Limited outsole grip compared to rubber-soled shoes
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Reviewed in the United States on June 1, 2026