---
title: "Flush Bolt for Double Door — $48K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/flush-bolt-for-double-door"
last_updated: "2026-08-09T04:03:35.030Z"
locale: en
meta:
description: "Niche score 47/100 · $48K/yr market · 53K searches/yr · $19.23 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $48K/yr market · 53K searches/yr · $19.23 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Flush Bolt for Double Door — $48K/yr Amazon US Niche (2026) - Flapen"
---
# **flush bolt for double door**
**Skip it**
A small market ($48K/yr) — this niche doesn't clear our bar today.
Market size 12Growth 21Conversion 56Competition 81Returns 25Price range 76Avg price 86Brand share 51Review moat 91Quality gap 40
**Review moat**
**Great****173.86**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$19.23**
avg listing price — sweet spot $15–$100
**Competition**
**Great****34%**
top-5 click share — an open shelf
**Price range**
**Great****$5.84–$45.04**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****4.7%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****74%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Returns**
**Bad****5.1%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-8.5%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$48K**
$48K/yr · 53K searches
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, flush bolt for double door is a $48K/yr Amazon United States market (53K searches/yr). The top 5 brands hold 74% of demand. Verdict: Skip it — 47/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **flush bolt for double door market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$48K–$58K**
- units × avg price
- **Conversion rate**
- **4.7%**
- **Avg BSR**
- **#316**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **88%**
- **Out of stock**
- **4.4%**
- **Avg brand age**
- **61 months**
- **Avg seller age**
- **187 days**
## **Competition & brand share**
Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.
**Brands**
**20 **▼falling
**Sellers**
**28**
**Top-5 brand share**
**74%**
Top 20: 100%
**Top-5 click share**
**34%**
Top 20: 79%
**Open market**
**20%**
- QCAA28% - Ceoighe20% - NUK3Y PRODUCTS K311% - Sumnacon9% - Blulu7% - PRIME-LINE5%
## **Demand**
Weekly Amazon search volume, last 24 weeks — -8.5% search growth over the last 90 days.
1K750Spike '26Feb '26Mar '26Apr '26May '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/flush-bolt-for-double-door/trend)
## **Top flush bolt for double door search terms**
- **flush bolt for double door**19K/yr-10.8%4.2% conv. - **flush bolt**15K/yr-16.2%3.4% conv. - **flush bolts for french doors**5K/yr-5.7%4.3% conv. - **door flush bolt**5K/yr+0.1%3.7% conv. - **flush bolts**3K/yr+22.1%2.5% conv. - **french door bolt**3K/yr-7.4%1.4% conv. - **flush bolt lock**2K/yr+3.3%2.2% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/flush-bolt-for-double-door/search-terms)
## **Top flush bolt for double door 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.
0%2%$9554%$2K6%$3K8%$4K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Ceoighe 2 Pack 7 Inch Flush Bolt for Double Door Heavy Duty Chrome Plating Flush Latch Bolts French Lock for Opening and Composite Wood Double Dummy Door (Copper Plating Color)**Ceoighe**$22.14**4.8★360 rev](https://www.amazon.com/dp/B0D7BQ9XCC) [2**Sumnacon 2 Pcs Door Flush Bolts - 6 Inch Concealed Security Door Locks for French Doors Composite Wood Double Dummy Doors Brush Stainless Steel Finish**Sumnacon**$12.15**4.5★1,348 rev](https://www.amazon.com/dp/B0773K3SX7) [3**QCAA Solid Brass Round Flush Bolt 6 Solid Brass Matte Black 2 Pack Made in Taiwan**QCAA**$23.63**4.5★130 rev](https://www.amazon.com/dp/B08BHK4PPW) [4**Ceoighe 2 Pack 7 Inch Flush Bolt for Double Door Heavy Duty Chrome Plating Flush Latch Bolts French Lock for Opening and Composite Wood Double Dummy Door (Black Plating Color)**Ceoighe**$21.74**4.8★360 rev](https://www.amazon.com/dp/B0D7BTZZ3N) [5**Nuk3y Heavy Duty 6-Inch Solid Brass Flush Bolt (Round Satin Nickel)**NUK3Y PRODUCTS K3**$12.85**4.7★49 rev](https://www.amazon.com/dp/B091JMNK83)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**7 Inch Satin Nickel Metal Flush Bolt for Double Door Flush Bolt for Wooden Astragals French Door Hardware Set with Flip Lever Includes Plates and Screws Door Flush Bolt for Inactive Panel**Avodah Hardware**$27.38**2 rev3mo ago](https://www.amazon.com/dp/B0GSWTR3R7) [**Commercial Door Flush Bolt with 10-1/4 Extension Rod 5-1/4 Mounting Hole Center Distance 7/8 Backset 1/8 Offset (2 Black)**Eockatoo**$32.77**8 rev6mo ago](https://www.amazon.com/dp/B0GK9DPVD5) [**MOSECYOU Flush Bolt French Door Lock 7 Matte Black Sliding Mechanism Concealed Bolt Latch for Double Doors Top/Bottom Lock for Patio/Storm Doors (1 Pack)**MOSECYOU**$14.70**37 rev10mo ago](https://www.amazon.com/dp/B0FQ3LT9PQ) [**Blulu 2 Pcs Solid Brass Extension Flush Bolt with Rod 12 Inch 1 W x 6-3/4 H Flush Bolt for Fire Swinging Hollow Metal Doors & Double Doors Sliver**Blulu**$39.66**9 rev11mo ago](https://www.amazon.com/dp/B0FLK4M2HQ) [**Ceoighe 2 Pack 7 Inch Flush Bolt for Double Door Heavy Duty Chrome Plating Flush Latch Bolts French Lock for Opening and Composite Wood Double Dummy Door (Brushed Satin Nickel)**Ceoighe**$21.75**360 rev1y ago](https://www.amazon.com/dp/B0F7XQGTPR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**2 Pack French Door Lock 6 Inch Heavy Stainless Steel Flush Latch Bolts Concealed Security Double Door Lock for Inactive Leaf Double Door Opening and Composite Wood Double Dummy Door**Enprotty**$15.85**2.8★**▲ 263%**](https://www.amazon.com/dp/B0DCS8KB4N) [**Commercial Door Flush Bolt with 10-1/4 Extension Rod 5-1/4 Mounting Hole Center Distance 7/8 Backset 1/8 Offset (2 Black)**Eockatoo**$32.77**4.8★**▲ 251%**](https://www.amazon.com/dp/B0GK9DPVD5) [**7 Inch Satin Nickel Metal Flush Bolt for Double Door Flush Bolt for Wooden Astragals French Door Hardware Set with Flip Lever Includes Plates and Screws Door Flush Bolt for Inactive Panel**Avodah Hardware**$27.38**5.0★**▲ 239%**](https://www.amazon.com/dp/B0GSWTR3R7) [**Ceoighe 2 Pack 7 Inch Flush Bolt for Double Door Heavy Duty Chrome Plating Flush Latch Bolts French Lock for Opening and Composite Wood Double Dummy Door (Brushed Satin Nickel)**Ceoighe**$21.75**4.8★**▲ 142%**](https://www.amazon.com/dp/B0F7XQGTPR) [**QCAA Solid Brass Flush Bolt Round Shape 6 Brushed Satin Nickel 1 Pack Made in Taiwan**QCAA**$12.77**4.3★**▲ 128%**](https://www.amazon.com/dp/B093GWQZCS)
**~~View all trending →~~**
## **What buyers say about flush bolt for double door**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**22%
*“The size matched well”*
**Assembly/Installation**18%
*“The mechanisms are easy to assemble and install”*
**Quality-Overall**11%
*“Flush bolts, good quality product”*
**Advertised Vs Actual Product**10%
*“Product as described”*
**Locking Mechanism**10%
*“the lock mechanism feels sturdy with a design that keeps it secure”*
**Value For Money**9%
*“offered at a competitive value”*
**Strength**6%
*“sturdy”*
**Material Quality**3%
*“good material”*
**Efficiency**2%
*“And effort perfectly”*
**Security**2%
*“Good extra security”*
### **What buyers complain about **
**Size-Overall**50%
*“did not fit my door”*
**Quality-Overall**17%
*“Cheap manufacturing and poor quality”*
**Rusts/Corrodes**11%
*“I'm a bit concerned about rust on the lower one”*
**Compatibility-Overall**6%
*“Does not fit in Jen-Wen French doors”*
**Assembly/Installation**4%
*“it wasnt, so I couldnt install it”*
### **Top return reasons **
**Size-Overall**61%
**Compatibility-Overall**8%
**Defective Material/Parts**5%
**Functionality-Overall**4%
**Advertised Vs Actual Product**3%
**Color**3%
**Add-Ons/Attachments**3%
**Quality-Overall**2%
**Value For Money**2%
**Assembly/Installation**2%
## **Common questions**
- **Is flush bolt for double door profitable to sell on Amazon United States?**
- The niche generates $48K/yr across 50 tracked products. 1 of 9 products launched in the last 360 days are still selling. 90-day search growth is -8.5%. Flapen's verdict: Skip it (47/100).
- **How competitive is the flush bolt for double door niche?**
- 20 brands and 28 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 74% of demand.
- **What do buyers complain about in flush bolt for double door?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Rusts/Corrodes. The return rate is 5.1% — above our launch gate.
- **What does it cost to enter the flush bolt for double door niche?**
- Listings span $5.84–$45.04; the average listing price is $19.23 (sweet spot $15–$100). The average incumbent carries 174 reviews — the moat a new listing must climb.
## **Related niches in Tools & Home Improvement**
- 73 [**solar outdoor lights**](https://flapen.com/research/us/tools-home-improvement/solar-outdoor-lights)$30.2M/yr+39.8%**Launch it**- 73 [**shower lamp**](https://flapen.com/research/us/tools-home-improvement/shower-lamp)$2.8M/yr+30.2%**Launch it**- 73 [**solar flowers**](https://flapen.com/research/us/tools-home-improvement/solar-flowers)$607K/yr+52.0%**Worth a look**- 73 [**american flag lights**](https://flapen.com/research/us/tools-home-improvement/american-flag-lights)$465K/yr+736.5%**Worth a look**- 73 [**solar fairy lights**](https://flapen.com/research/us/tools-home-improvement/solar-fairy-lights)$3.5M/yr+64.6%**Launch it**- 73 [**solar watering can with cascading lights**](https://flapen.com/research/us/tools-home-improvement/solar-watering-can-with-cascading-lights)$304K/yr+124.3%**Worth a look**[**All Tools & Home Improvement niches **](https://flapen.com/research/us/tools-home-improvement)