20 Inch Inner Tube
Skip itPrices mostly outside the sweet spot ($5.04–$14.87) — this niche doesn't clear our bar today.
Returns
Incredible0.6%return rate — above 5% kills the launch gate
Conversion
Incredible14.2%search→purchase rate — share of searches ending in a sale
Growth
Good+59.4%90-day search growth — must beat 0% to launch
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Good1,117.11avg incumbent reviews — the moat a new listing must climb
Avg price
Bad£8.64avg listing price — sweet spot $15–$100
Brand share
Bad91%top-5 brand share — brand-locked demand
Market size
Bad£60K£60K/yr · 49K searches
Competition
Bad82%top-5 click share — a locked-up shelf
Price range
Bad£5.04–£14.87cheapest to priciest tracked listing — scored on the share inside $15–$100
Is 20 inch inner tube profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, 20 inch inner tube is a £60K/yr Amazon United Kingdom market (49K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Aug. Verdict: Skip it — 49/100.
Data updated Jul 29, 2026 · scored weekly · How we score niches
20 inch inner tube market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 6K–8K
- avg 500–750/product
- Revenue / yr
- £52K–£69K
- units × avg price
- Conversion rate
- 14.2%
- Avg BSR
- #172
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 78%
- Out of stock
- 9.1%
- Avg brand age
- 69 months
- Avg seller age
- 212 days
Competition: brands, sellers & click share
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.Brands
7 falling
Sellers
21
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
82%
Top 20: 100%
Open market
2%
- Baldwins53%
- Impac14%
- YunSCM10%
- Tru-Tension8%
- Slime7%
- RUTU6%
- Open — no brand owns it (1 brand, 2%)
20 inch inner tube demand & seasonality
Weekly Amazon search volume, last 65 weeks — +59.4% search growth over the last 90 days.Peak months: Aug · busiest ÷ quietest = 2.7×
Top 20 inch inner tube search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- 20 inch inner tube21K/yr
- bmx inner tube 20 inch5K/yr
- 20 inner tube4K/yr
- 20inch inner tube5K/yr
- 20x1.75 inner tube3K/yr
- inner tube 20 x 1.753K/yr
- 20 x 1.75 inner tube3K/yr
- 20 x 1.95 inner tube3K/yr
- bmx inner tube2K/yr
Top 20 inch inner tube products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 9 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Baldwins Bike Inner Tube 20 x 1.75 to 2.125 Schrader Valve & BALDYS TYRE LEVER
Baldwins£5.424.4★964 rev
Impac 2pk Cycle Tubes 20 - Schrader Valve - 20 x 1.50-2.35 (406 40-60) - BMK Bikes/Kids Bikes
Impac£8.234.6★858 rev
Tru-Tension | 20 Cycling Inner Tube | For High-Performance Race Road & Off-Road Bikes | Essential Bicycle Tools & Accessories
Tru-Tension£5.694.0★42 rev
Baldwins Bike Inner Tube 20 x 1.75 to 2.125 Schrader Valve & BALDYS TYRE LEVER (Pack of 2)
Baldwins£9.154.5★337 rev
Slime 30058SL Bike Inner Tube with Slime Puncture Sealant Self Sealing Prevent and Repair Schrader Valve 20 x 1.5-2.125
Slime£6.464.0★2,042 rev
Newest
by launch dateTru-Tension | 20 Cycling Inner Tube | For High-Performance Race Road & Off-Road Bikes | Essential Bicycle Tools & Accessories
Tru-Tension£5.6942 rev
20x2.125/2.40 Heavy Duty Bike Tube 2-Pack with 32mm Schrader Valve
RUTU£11.5451 rev
Baldwins Bike Inner Tube 20 x 1.75 to 2.125 Schrader Valve & BALDYS TYRE LEVER (Pack of 2)
Baldwins£9.15337 rev
Baldwins Bike Inner Tube 20 x 1.75 to 2.125 Schrader Valve & BALDYS TYRE LEVER
Baldwins£5.42964 rev
INNER TUBE BMX 20X1.75/2.125 A/V (SCHRADER) IN BLACK
Eastern Bikes£5.0440 rev
Trending
90-day click momentum20x2.125/2.40 Heavy Duty Bike Tube 2-Pack with 32mm Schrader Valve
RUTU£11.544.3★
Tru-Tension | 20 Cycling Inner Tube | For High-Performance Race Road & Off-Road Bikes | Essential Bicycle Tools & Accessories
Tru-Tension£5.694.0★
YunSCM 2-PCS 20 Self-Sealing Bike Tubes 20x1.75/2.125 AV32mm Schrader Vavle Super Automatic Repair Self-Sealing Puncture Resistant Compatible with 20x1.75/2.125 Inch Tyre Bicycle Tubes
YunSCM£14.874.2★
INNER TUBE BMX 20X1.75/2.125 A/V (SCHRADER) IN BLACK
Eastern Bikes£5.044.1★
Slime 30058SL Bike Inner Tube with Slime Puncture Sealant Self Sealing Prevent and Repair Schrader Valve 20 x 1.5-2.125
Slime£6.464.0★
What reviews say buyers love and hate about 20 inch inner tube
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality”
“perfect fit”
“Exactly what we needed”
“Good value for money”
“it works and not leaking”
“looks well built”
What buyers complain about
“Poor quality”
“And it deflated as soon as I took the pump off”
“did not replacement”
“Fitted it then went down looked again”
Top return reasons
Common 20 inch inner tube questions
- Is 20 inch inner tube profitable to sell on Amazon United Kingdom?
- The niche generates £60K/yr across 9 tracked products. 90-day search growth is +59.4%. Flapen's verdict: Skip it (49/100).
- How competitive is the 20 inch inner tube niche?
- 7 brands and 21 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in 20 inch inner tube?
- Top complaints mined from reviews: Quality-Overall, Inflation/Deflation, Maintenance And Repair. The return rate is 0.6%.
- When does demand for 20 inch inner tube peak?
- Demand peaks in Aug; the busiest month runs 2.7× the quietest.
- What does it cost to enter the 20 inch inner tube niche?
- Listings span £5.04–£14.87; the average listing price is £8.64 (sweet spot $15–$100). The average incumbent carries 1,117 reviews — the moat a new listing must climb.
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