3/8 Extension
MaybeBuyers convert on 10.6% of searches. But the products selling today already average 4.7★, so 3/8 Extension is a Maybe.
- Flapen Score
- 50 / 100Top 39% of 9,536 Tools & Home Improvement niches · +2 vs the category median of 4850
- Market size
- $416K/yr250K searches / yr
- 90-day growth
- -5.5%search demand this quarter
- Competition
- 70%top-5 click share · 12 brands · 26 sellers
Flapen Score
3/8 Extension against its category
The dotted line is the Tools & Home Improvement average. Past it, 3/8 Extension is stronger. Inside it, weaker.
Market
The 3/8 Extension market on Amazon at a glance
Shoppers on Amazon United States searched for 3/8 Extension 250K times last year and spent an estimated $416K. The top 5 brands take 77% of clicks. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
10.6% of searches ended in a purchase last week.
Shoppers searched for this 250K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 10.6% of those searches ended in a purchase. Searches in the last 90 days moved -5.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $416K a year.
- Searches, last 12 months
- 250K
- Growth, 90 days vs prior 90
- -5.5%
- Conversion, latest week
- 10.6%
- Market size, estimated
- $416Ka year
- Peak month
- March1.2× the quietest month
- Top search term
- 3/8 extension117K searches a year
02 · Price
A sale here is worth $15.64.
Listings sell for $15.64 on average, from $7.00 to $38.43. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 1,250 to 1,500 of them. At $15.64 that is $20K to $23K a year per listing.
- Average price
- $15.64inside the $15 to $100 sweet spot
- Price range
- $7.00–$38.43
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 1,250–1,500
- Revenue per listing a year
- $20K–$23K
- Returns
- 1.6%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
59% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #265 within Sockets & Socket Sets. It carries 1,274 reviews at 4.71 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 59%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #265in Sockets & Socket Sets
- Average rating
- 4.71 starsAmazon United States average 4.42 stars
- Average reviews
- 1,274per listing
- Listings tracked
- 17
04 · Newcomers
Amazon counts 0 of last year's 1 launches as successful.
1 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 41 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 41 months
Products
Top 3/8 Extension products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
4-Piece 3/8 Drive Socket Extension Bar Set Professional Socket Extension Set Include 3 6 and 10 Inch Extensions and 3/8 Inch drive Universal Joint Sockets Premium Cr-V Steel Construction
- Price
- $9.87
- Rating
- 4.8/5
- Reviews
- 763
- Age
- 2y ago

4-Piece 3/8 Drive Socket Extension Bar Set 3 6 10 inch Professional Extension Set 3/8 Inch Drive Universal Joint Socket Premium Cr-V Steel Sockets Wrench Extender
- Price
- $9.46
- Rating
- 4.8/5
- Reviews
- 244
- Age
- 1y ago

4 Piece 3/8 Drive Extension Bar Set 3/8 Drive Socket Extension Set
- Price
- $9.02
- Rating
- 4.7/5
- Reviews
- 918
- Age
- 2y ago

TEKTON 3/8 Inch Drive x 18 Inch Socket Extension | SHA11118
- Price
- $11.91
- Rating
- 4.8/5
- Reviews
- 1,694
- Age
- 7y ago

NEIKO 00234A 3/8-Inch-Drive Impact Extension-Bar Set Made with CrV Steel 3-Inch 5-Inch and 10-Inch Sizes 3-Piece Set
- Price
- $11.43
- Rating
- 4.8/5
- Reviews
- 8,038
- Age
- 18y ago
Trending
90-day click momentum
BILITOOLS 5Pcs Socket Extension Set 3/8 Drive Universal Joint 3-12in
- Price
- $15.06
- Rating
- 4.6/5
- Reviews
- 96
- Age
- 11mo ago

Bates- Socket Accessory Set 10 pcs Silver 3/8 Extension Set 1/4 3/8 & 1/2 Drive Universal Joints & Socket Adapter Set 3/8 Extension Set
- Price
- $10.26
- Rating
- 4.5/5
- Reviews
- 123
- Age
- 2y ago

TEKTON 3/8 Inch Drive x 6 Inch Extension | SHA11106
- Price
- $7.00
- Rating
- 4.8/5
- Reviews
- 1,694
- Age
- 7y ago

4-Piece 3/8 Drive Socket Extension Bar Set 3 6 10 inch Professional Extension Set 3/8 Inch Drive Universal Joint Socket Premium Cr-V Steel Sockets Wrench Extender
- Price
- $9.46
- Rating
- 4.8/5
- Reviews
- 244
- Age
- 1y ago

Bates- Impact Extension Bar Set 3/8 Drive 3 Pack 3 5 10 42 CrMo Steel 3/8 Impact Extension Set
- Price
- $7.87
- Rating
- 4.8/5
- Reviews
- 29
- Age
- 2y ago
Newest
by launch date
BILITOOLS 5Pcs Socket Extension Set 3/8 Drive Universal Joint 3-12in
- Price
- $15.06
- Rating
- 4.6/5
- Reviews
- 96
- Age
- 11mo ago

4-Piece 3/8 Drive Socket Extension Bar Set 3 6 10 inch Professional Extension Set 3/8 Inch Drive Universal Joint Socket Premium Cr-V Steel Sockets Wrench Extender
- Price
- $9.46
- Rating
- 4.8/5
- Reviews
- 244
- Age
- 1y ago

GURADESIGN 5-Piece 3/8 Inch Drive Extension Bar Set Includes 3 6 and 10 Inch Extensions 3/8 Inch Drive Universal Joint Socket and Flexible Socket Extension Bar
- Price
- $10.45
- Rating
- 4.5/5
- Reviews
- 291
- Age
- 1y ago

4-Piece 3/8 Drive Socket Extension Bar Set Professional Socket Extension Set Include 3 6 and 10 Inch Extensions and 3/8 Inch drive Universal Joint Sockets Premium Cr-V Steel Construction
- Price
- $9.87
- Rating
- 4.8/5
- Reviews
- 763
- Age
- 2y ago

HORUSDY 12Pcs Socket Extension Set 1/4 3/8 and 1/2 Impact Drive Socket Extension Socket Adapters Drive Tool Accessory CR-V Steel
- Price
- $18.04
- Rating
- 4.7/5
- Reviews
- 213
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 70% of clicks. A locked shelf that new listings rarely crack.
Brands
12 falling
Sellers
26
Top-5 brand share
77%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
17%
- SEDY32%
- ELEAD21%
- TEKTON10%
- StrugDeas7%
- Bates Choice6%
- NEIKO6%
- Open — no brand owns it (6 brands, 17%)
Demand
3/8 Extension search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.2×
Search terms
Top 3/8 Extension search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- 3/8 extension117K/yr
- 3/8 extension set58K/yr
- 3/8 socket extension23K/yr
- 3/8 ratchet extension17K/yr
- 3/8 drive extension17K/yr
- 3/8 drive extension set5K/yr
- 3/8 socket extension set5K/yr
- 3/8 extensions5K/yr
- extension 3/84K/yr
Reviews and returns
What reviews say buyers love and hate about 3/8 Extension
We read the reviews and the return reasons for every product selling here.
“Cheap for a reason”
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.
17 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 3/8 Extension questions
Answered from the same tracked data.









