608zz bearings
Skip itA concentrated shelf (top 5 take 74% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible18.6%search→purchase rate — share of searches ending in a sale
Returns
Incredible1.0%return rate — above 5% kills the launch gate
Review moat
Good509.31avg incumbent reviews — the moat a new listing must climb
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Price range
Okay$5.55–$21.78cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+13.1%90-day search growth — must beat 0% to launch
Avg price
Okay$10.17avg listing price — sweet spot $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay$139K$139K/yr · 74K searches
Competition
Bad74%top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, 608zz bearings is a $139K/yr Amazon United States market (74K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Jan. Verdict: Skip it — 49/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
608zz bearings market data
- Units sold / yr
- 13K–15K
- avg 750–1,000/product
- Revenue / yr
- $127K–$153K
- units × avg price
- Conversion rate
- 18.6%
- Avg BSR
- #95
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 92%
- Out of stock
- 0.0%
- Avg brand age
- 57 months
- Avg seller age
- 186 days
Competition & brand share
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.Brands
11 falling
Sellers
58
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
74%
Top 20: 100%
Open market
16%
- YAMASO28%
- Muwamdf25%
- SACKORANGE14%
- SHKI8%
- Kinetallum5%
- Dianrui5%
- Open — no brand owns it (5 brands, 16%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +13.1% search growth over the last 90 days.Peak months: Jan · busiest ÷ quietest = 2.0×
Top 608zz bearings search terms
- 608zz bearings48K/yr
- 608zz13K/yr
- 608zz bearing11K/yr
- bearing 608zz3K/yr
Top 608zz bearings products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 13 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
YAMASO 20Pcs 608ZZ Ball Bearings Bearing Steel and Metal Double Shielded Miniature Deep Groove Ball Bearings (8mm x 22mm x 7mm)
YAMASO$6.824.6★133 rev
608 ZZ Ball Bearings(10PCS) 608ZZ Metal Double Shielded Miniature Deep Groove Skateboard Ball Bearings (8mm x 22mm x 7mm)
Muwamdf$5.554.6★801 rev
20 PCS 608 -ZZ Ball Bearings Double Metal Sealed Miniature Deep Groove Ball Bearings (8mm x 22mm x 7mm) (608 ZZ)
SACKORANGE$5.604.4★2,016 rev
SHKI 20 Pcs 608 2RS Ball Bearings Bearing Steel and Double Rubber Sealed Miniature Deep Groove Ball Bearings (8mm x 22mm x 7mm) (608 2RS)
SHKI$7.274.6★2,056 rev
Dianrui 38 PCS 608RS & 608ZZ Ball Bearings Assortment Kit Small Bearings Carbon Steel Deep Groove Bearing for Furniture Wheel Roller Skates 3D Printing and ect (8mm x 22mm x 7mm)
Dianrui$10.184.4★154 rev
Newest
by launch date
SHANDERBAR 10 Pcs 608zz Bearings 8mm x 22mm x 7mm Bearing Steel Double Shielded Miniature Deep Groove Ball Bearings Small Skateboard Roller Bearing for 3D Printers Skates & DIY Projects
SHANDERBAR$7.1121 rev
Dianrui 38 PCS 608RS & 608ZZ Ball Bearings Assortment Kit Small Bearings Carbon Steel Deep Groove Bearing for Furniture Wheel Roller Skates 3D Printing and ect (8mm x 22mm x 7mm)
Dianrui$10.18154 rev
Kinetallum 60PCS 6 Sizes Deep Groove Ball Bearings Assortment 608ZZ 693ZZ 695ZZ 626ZZ 627ZZ 6000ZZ Steel Ball Bearing Double Shielded Bearings Pre-Lubricated 3 5 6 7 8 10MM ID for 3D Printers
Kinetallum$14.9825 rev
Kinetallum 20PCS 608ZZ Deep Groove Ball Bearings Steel 8mm x 22mm x 7mm Miniature Ball Bearing Double Shielded Bearings Pre-Lubricated for 3D Printers Skateboards
Kinetallum$7.0625 rev
harmiey 100 Pack 608zz Bearings 8mm x 22mm x 7mm Double Metal Sealed Shielded Deep Groove Ball Bearing for 3D Print Projects Skateboards DIY Project or Replacemen
harmiey$21.7861 rev
Trending
90-day click momentumSHANDERBAR 10 Pcs 608zz Bearings 8mm x 22mm x 7mm Bearing Steel Double Shielded Miniature Deep Groove Ball Bearings Small Skateboard Roller Bearing for 3D Printers Skates & DIY Projects
SHANDERBAR$7.114.3★
Kinetallum 60PCS 6 Sizes Deep Groove Ball Bearings Assortment 608ZZ 693ZZ 695ZZ 626ZZ 627ZZ 6000ZZ Steel Ball Bearing Double Shielded Bearings Pre-Lubricated 3 5 6 7 8 10MM ID for 3D Printers
Kinetallum$14.984.6★
Dianrui 38 PCS 608RS & 608ZZ Ball Bearings Assortment Kit Small Bearings Carbon Steel Deep Groove Bearing for Furniture Wheel Roller Skates 3D Printing and ect (8mm x 22mm x 7mm)
Dianrui$10.184.4★
Miecaoy 608z-Bearings Sealed Deep-Groove Ball - Miniature 8x22x7mm Double Sealed Rubber Roller Skates Bearing
Miecaoy$9.484.7★
Kinetallum 20PCS 608ZZ Deep Groove Ball Bearings Steel 8mm x 22mm x 7mm Miniature Ball Bearing Double Shielded Bearings Pre-Lubricated for 3D Printers Skateboards
Kinetallum$7.064.6★
What buyers say about 608zz bearings
What buyers praise and complain about, mined from review topics.What buyers love
“The structural build quality is excellent”
“Great value”
“fit true to size”
“Just as advertised”
“Worked for us”
“easy to use”
“feel durable”
“have had no sticking issues”
“Built for its purpose”
“Good bearings”
What buyers complain about
“are very tight”
“Low quality”
“Not for skateboards or any sort of fast scenarios”
“Too stiff”
“Since I couldn't spin them with my fingers”
“Received used product”
“Good bearings 608Z advertises at 608 ZZ so I didnt like that”
“Unable to install in roller skate wheels”
“which is a significant difference. 36% heavier”
“Too stiff”
Top return reasons
Common questions
- Is 608zz bearings profitable to sell on Amazon United States?
- The niche generates $139K/yr across 13 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is +13.1%. Flapen's verdict: Skip it (49/100).
- How competitive is the 608zz bearings niche?
- 11 brands and 58 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in 608zz bearings?
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Functionality-Overall. The return rate is 1.0%.
- When does demand for 608zz bearings peak?
- Demand peaks in Jan; the busiest month runs 2.0× the quietest.
- What does it cost to enter the 608zz bearings niche?
- Listings span $5.55–$21.78; the average listing price is $10.17 (sweet spot $15–$100). The average incumbent carries 509 reviews — the moat a new listing must climb.