Cast Iron Weights
MaybeAn estimated 0.3% of orders come back. But shoppers spend an estimated $69K a year here, so Cast Iron Weights is a Maybe.
- Flapen Score
- 51 / 100Top 46% of 792 Sports & Outdoors niches · +1 vs the category median of 5051
- Market size
- £69K/yr120K searches / yr
- 90-day growth
- +0.9%search demand this quarter
- Competition
- 26%top-5 click share · 27 brands · 36 sellers
Flapen Score
Cast Iron Weights against its category
The dotted line is the Sports & Outdoors average. Past it, Cast Iron Weights is stronger. Inside it, weaker.
Market
The Cast Iron Weights market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Cast Iron Weights 120K times last year and spent an estimated £69K. The top 5 brands take 67% of clicks. Flapen scores it 51 out of 100, a Maybe.
01 · Demand
An estimated 1.5% of those searches ended in a purchase.
Shoppers searched for this 120K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 1.5% of those searches ended in a purchase. Searches in the last 90 days moved +0.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £69K a year.
- Searches, last 12 months
- 120K
- Growth, 90 days vs prior 90
- +0.9%
- Conversion, latest week
- 1.5%
- Market size, estimated
- £69Ka year
- Top search term
- cast iron weights21K searches a year
02 · Price
A sale here is worth £39.59.
Listings sell for £39.59 on average, from £5.15 to £175.38. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At £39.59 that is £0 to £4K a year per listing.
- Average price
- £39.59inside the $15 to $100 sweet spot
- Price range
- £5.15–£175.38
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£4K
- Returns
- 0.3%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
74% of listings pay for placement with sponsored ads. 42% ship with Prime. On an average day, 7.5% of listings are out of stock. The average listing ranks #99 within Fitness. It carries 970 reviews at 4.56 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 74%
- Prime listings
- 42%
- Out of stock, average day
- 7.5%
- Average rank
- #99in Fitness
- Average rating
- 4.56 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 970per listing
- Listings tracked
- 65
04 · Newcomers
3 of last year's 8 launches cleared the first-year sales bar.
8 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 8
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top Cast Iron Weights 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 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Gallant Weight Plates - 5kg Standard 1 Inch Vinyl Weights Discs 20kg Set For Men Women - Weight Plate Set for Lifting Dumbbells Barbell Home Gym Fitness Training Equipment (Black 5kg x 4)
- Price
- £20.26
- Rating
- 4.6/5
- Reviews
- 658
- Age
- 2y ago

Amazon Basics Rubber Encased Hex Dumbbell Weights Set 10 kg Black
- Price
- £29.79
- Rating
- 4.6/5
- Reviews
- 736
- Age
- 1y ago

York Fitness 20 kg Cast Iron Spinlock Dumbbell - Adjustable Hand Weights Set (Pack of 2) - Black
- Price
- £37.77
- Rating
- 4.6/5
- Reviews
- 3,434
- Age
- 18y ago

York 4x 5kg Black Cast Iron 1Inch Plates
- Price
- £37.85
- Rating
- 4.8/5
- Reviews
- 1,246
- Age
- 18y ago

Amazon Basics 2.5 cm Grip Weight Plates 10 kg Weight Single Charcoal
- Price
- £16.29
- Rating
- 4.7/5
- Reviews
- 320
- Age
- 10mo ago
Trending
estimated 90-day click momentum
Amazon Basics Rubber Encased Hex Dumbbell Weights Set 6 kg Black
- Price
- £20.04
- Rating
- 4.6/5
- Reviews
- 736
- Age
- 1y ago

Amazon Basics Rubber Encased Hex Dumbbell Weights Set 10 kg Black
- Price
- £29.79
- Rating
- 4.6/5
- Reviews
- 736
- Age
- 1y ago

York Fitness Single Neoprene Hex coating Dumbbell Black 2KG
- Price
- £5.15
- Rating
- 4.4/5
- Reviews
- 2,133
- Age
- 18y ago

Amazon Basics 2.5 cm Grip Weight Plates 10 kg Weight Single Charcoal
- Price
- £16.29
- Rating
- 4.7/5
- Reviews
- 320
- Age
- 10mo ago

Amazon Basics Rubber Encased Hex Dumbbell Weights Set 5 kg Black
- Price
- £16.83
- Rating
- 4.6/5
- Reviews
- 736
- Age
- 1y ago
Newest
by launch date
SPORTNOW 2-in-1 Adjustable Dumbbells Set 20kg Cast Iron Dumbbells Set
- Price
- £28.32
- Rating
- 4.8/5
- Reviews
- 9
- Age
- 6mo ago

Amazon Basics 2.5 cm Grip Weight Plates 10 kg Weight Single Charcoal
- Price
- £16.29
- Rating
- 4.7/5
- Reviews
- 320
- Age
- 10mo ago

Amazon Basics 2.5 cm Grip Weight Plates 1.25 kg Weights Set of 4 Charcoal
- Price
- £12.25
- Rating
- 4.7/5
- Reviews
- 320
- Age
- 10mo ago

Amazon Basics Rubber Encased Hex Dumbbell Weights Set 10 kg Black
- Price
- £29.79
- Rating
- 4.6/5
- Reviews
- 736
- Age
- 1y ago

Amazon Basics Rubber Encased Hex Dumbbell Weights Set 6 kg Black
- Price
- £20.04
- Rating
- 4.6/5
- Reviews
- 736
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 26% of clicks, no more. An open shelf where new products get seen.
Brands
27 rising
Sellers
36
Est. top-5 brand share
67%
Top 20: 97%
Est. top-5 click share
26%
Top 20: 62%
Open market
28%
- Amazon Basics21%
- York Fitness20%
- Gallant11%
- Chase Fitness8%
- Amonax7%
- Phoenix Fitness5%
Demand
Cast Iron Weights search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5× · 8 of 12 months tracked
Search terms
Top Cast Iron Weights search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- cast iron weights21K/yr
- cast iron dumbbells set19K/yr
- cast iron weight plates14K/yr
- york weights14K/yr
- metal weights9K/yr
- york dumbbells set9K/yr
- york weight plates7K/yr
- cast iron dumbbells6K/yr
- metal dumbbells set6K/yr
- iron weights4K/yr
Reviews and returns
What reviews say buyers love and hate about Cast Iron Weights
We read the reviews and the return reasons for every product selling here.
“Bad smell”
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.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Cast Iron Weights 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









