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69

trailer jack block

Worth a look

Shows a sweet-spot price point ($42.06 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 66Growth 91Conversion 43Competition 76Returns 79Price range 95Avg price 95Brand share 84Review moat 50Quality gap 14

Avg price

Incredible$42.06

avg listing price — sweet spot $15–$100

Price range

Incredible$15.42–$99.56

cheapest to priciest tracked listing — scored on the share inside $15–$100

Growth

Great+100.5%

90-day search growth — must beat 0% to launch

Brand share

Great51%

top-5 brand share — no brand owns this niche

Returns

Great1.8%

return rate — above 6% kills the launch gate

Competition

Great39%

top-5 click share — an open shelf

Market size

Good$633K

$633K/yr · 438K searches

Review moat

Okay1,533.76

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay3.4%

search→purchase rate — share of searches ending in a sale

Quality gap

Bad4.8★

avg incumbent rating — lower means beatable quality

Competition

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.

Brands

24 rising

Sellers

98

Top-5 brand share

51%

Open market

43%

  • VEVOR15%
  • EKON11%
  • Hyfico9%
  • OULEME8%
  • RVMATE7%
  • ROBLOCK6%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%$19K6%$38K9%$57K12%$76K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 46 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +100.5% search growth over the last 90 days.
18K13KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul · busiest ÷ quietest = 3.4×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Strength21%

“Built tough”

Quality-Overall20%

“Bag is good quality”

Value For Money9%

“Worth it”

Advertised Vs Actual Product8%

“Works as expected”

Durability6%

“Durable and Sturdy”

Ease Of Use5%

“Ease of use”

Efficiency4%

“it's still doing its job”

Weight Light3%

“Theyre much lighter than carrying quality wood blocks”

Size-Overall3%

“Good fit for RV setups”

Storage Capacity3%

“Easy to store”

What buyers complain about

Durability13%

“Breaks easily”

Size-Overall12%

“So small”

Strength6%

“Why is this SOOOO weak”

Quality-Overall4%

“the carrying bag is poor quality”

Weight Heavy4%

“Heavier than I thought”

Thickness3%

“Each block is about 1 inch thick”

Advertised Vs Actual Product3%

“Misleading”

Value For Money3%

“Expensive for what it is”

Material Quality3%

“Just wish the carrier bag is made with better materials”

Hard Feel2%

“is very tough”

Top return reasons

Size-Overall51%
Compatibility-Overall9%
Value For Money7%
Advertised Vs Actual Product5%
Functionality-Overall5%
Weight Heavy3%
Defective Material/Parts3%
Strength3%
Quality-Overall2%
Durability2%