Frame spacing toolSets frame spacing, 10 to 9 frame styleSells for $6 to $10About 2 h, 35 g, leaves $2.08Try more per plateSeen for sale
Score46RiskyPer print hour$1.04Low returnCompetitionFew sellersSpecific products to sell
Pick one of these, not the whole niche. Numbers are our estimates for one item.
Hive mouse guardKeeps mice out of the hive in winterSells for $4 to $8About 1.5 h, 22 g, leaves $0.65Try more per plateIdea to test
Score44RiskyPer print hour$0.43Low returnCompetitionFew sellersHive entrance reducerNarrows the entrance to guard weak coloniesSells for $3 to $6About 0.8 h, 15 g, leaves -$0.40Try more per plateIdea to test
Score43RiskyPer print hour-$0.54Loses moneyCompetitionFew sellersQueen cage clipHolds a queen cage between framesSells for $3 to $6About 0.6 h, 11 g, leaves -$0.29Try more per plateIdea to test
Score43RiskyPer print hour-$0.48Loses moneyCompetitionFew sellersA typical product here: Queen cage clip
Where each sale goes
At $6.50 you lose $0.29 on every sale. Costs $3.91, fees $0.88.
Why it can work
- Clubs and supply shops are easy to reach
- Printed parts can match exact hive sizes
- Few printed sellers exist
Why it might fail
- Traditional parts cost only about $2
- Printed plastic outdoors must survive UV
- Sales fall outside spring
Be aware before you sell
Free entrance guard files exist on MakerWorld, so confirm licences before selling. No obvious IP issue, but do not copy a patented or branded queen-rearing system. Etsy asks for your own original design, so a licensed file may not qualify.
How to get a file you may sell
- Make your own. Tinkercad is free and enough for simple shapes.
- Buy a commercial licence. Many designers on Cults3D, MyMiniFactory and Etsy sell one. Read what it allows.
- Use open licences. CC0 and CC BY allow selling prints. NC does not. Filter by licence on Printables or MakerWorld and keep a screenshot.
Search live listings
More detail
Our take
Beekeepers buy small tools, and a $15 PETG adapter shows the price they accept, but many cheap parts sit at about $2. It works selling through bee clubs with tested spacing and no toxic coatings near the hive, and it fails if bees chew or propolise parts into uselessness.
How the score adds up
Profit per print hour0/30
Demand6/25
Low competition20/20
Low legal risk15/15
Evidence quality2/10
The score is our estimate from public prices and signals, not sales data. Evidence confidence: low.
Competition
Traditional bee supply shops sell cheap parts, while printed sellers looked rare and few.
- 10 to 9 Frame Spacing Tool Web shop $11.99
Make it your own
- Solve one specific problem better than generic listings
- Test one original design before making more
- Show a real photo and honest measurements
Where to find 3D files
Use these for research. Check each licence and never assume you may sell a print. Search links show live results.
- Entrance guard and reducer (MakerWorld) Licence: not checked
- Mouse guard (MakerWorld) Licence: not checked
Check your own numbersRead the workshop and trade guide
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