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Caster Wheels Set of 4

Fail

Shoppers spend an estimated $35K a year here, so Caster Wheels Set of 4 is a Fail.

Flapen Score
46
46 / 100
Ranks 1,352 of 2,225 DIY & Tools niches · −3 vs the category median of 49
Market size
£35K/yr97K searches / yr
90-day growth
-8.6%search demand this quarter
Competition
38%top-5 click share · 27 brands · 36 sellers

Flapen Score

Caster Wheels Set of 4 against its category

The dotted line is the DIY & Tools average. Past it, Caster Wheels Set of 4 is stronger. Inside it, weaker.

46Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Caster Wheels Set of 4 market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Caster Wheels Set of 4 97K times last year and spent an estimated £35K. The top 5 brands take 61% of clicks. Flapen scores it 46 out of 100, a Fail.

01 · Demand

An estimated 4.0% of those searches ended in a purchase.

Shoppers searched for this 97K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.0% of those searches ended in a purchase. Searches in the last 90 days moved -8.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £35K a year.

Searches, last 12 months
97K
Growth, 90 days vs prior 90
-8.6%
Conversion, latest week
4.0%
Market size, estimated
£35Ka year
Peak month
February1.4× the quietest month
Top search term
casters for furniture18K searches a year

02 · Price

A sale here is worth £9.01.

Listings sell for £9.01 on average, from £4.22 to £24.27. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 0 to 100 of them. At £9.01 that is £0 to £901 a year per listing.

Average price
£9.01under the $15 to $100 sweet spot
Price range
£4.22–£24.27
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
4K–5K
Units per listing a year
0–100
Revenue per listing a year
£0–£901
Returns
2.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

88% of listings pay for placement with sponsored ads. 95% ship with Prime. On an average day, 3.9% of listings are out of stock. The average listing ranks #40 within Furniture Hardware. It carries 1,655 reviews at 4.48 stars, so a new listing needs social proof before a better product.

Sponsored listings
88%
Prime listings
95%
Out of stock, average day
3.9%
Average rank
#40in Furniture Hardware
Average rating
4.48 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,655per listing
Listings tracked
41

04 · Newcomers

0 of last year's 2 launches cleared the first-year sales bar.

2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 34 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
2
Successful launches
0Amazon's first-year sales bar
Average brand age
34 months

Products

Top Caster Wheels Set of 4 products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 38% of clicks, no more. An open shelf where new products get seen.

£0£3K£7K£10K£14K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

27 rising

Sellers

36

Est. top-5 brand share

61%

Top 20: 92%

Est. top-5 click share

38%

Top 20: 75%

Open market

36%

  • DSL Daily Supply Ltd.39%
  • HOLKIE8%
  • W B D WEIBIDA5%
  • Emuca4%
  • H&S4%
  • GBL3%

Demand

Caster Wheels Set of 4 search demand

Weekly searches over the year, seasonality beneath. Pick a range.

3K2KSpike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Search terms

Top Caster Wheels Set of 4 search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • casters for furniture18K/yr
  • small wheels11K/yr
  • castors for furniture15K/yr
  • heavy duty casters set of 410K/yr
  • furniture wheels set of 47K/yr
  • trolley wheels replacement5K/yr
  • cart wheels5K/yr
  • heavy duty trolley wheels5K/yr
  • castor wheels with brakes4K/yr
  • roller wheels5K/yr

Reviews and returns

What reviews say buyers love and hate about Caster Wheels Set of 4

We read the reviews and the return reasons for every product selling here.

27%of positive reviews mention “Quality-Overall”
17%of negative reviews mention “Size-Overall”
2.1%of orders come back
“They were a bit big”
A buyer, on “Size-Overall”17% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

19 topics

NegativePositive

FAQ

Common Caster Wheels Set of 4 questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data