Lock For Locker Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Lock For Locker sales on Amazon US totaled 139,200 units in July 2026 (▲ 10.0% vs. the prior month), generating an estimated $1,284,631 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 51.7% of unit volume and 54.3% of revenue, while a typical listing is priced at $9.04. The keyword itself pulled 37,382 Amazon queries over the same period (▲ 112.6% MoM).
Zooming out to the 12-month window ending July 2026, the lock for locker Top 50 moved 1,427,200 units and $12,974,462 in cumulative sales — an average of 118,933 units and $1,081,205 per month. Monthly throughput topped out at 179,900 units in August 2025 and dipped to 66,800 in May 2026, leaving the latest reading 22.6% lower than August 2025.
Lock For Locker Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
139.2K
▲ 10.0% MoM
Monthly Revenue 2026/07
$1.3M
▲ 6.2% MoM
Top 10 Market Share 2026/07
51.7%
Lock For Locker Market Share & Sales Concentration on Amazon US — July 2026
The most-sold lock for locker listing on Amazon US in July 2026 is ASIN B00005JSBK (Brand: Master Lock), which sold 10,000 units at $0.00 apiece — equal to 7.2% of every unit tracked in this report.
The Top 10 ASINs account for 72,000 units and $697,250 in July 2026 — 51.7% of unit volume and 54.3% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Lock For Locker' on Amazon
July 2026









Is 51.7% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
Powered by ASINSIGHT MCP · Grounded in ASINSIGHT Amazon data
Top 5 Volume Share breakdown

B00005JSBK
Master Lock Combination Padlock, Locker Lock, for Gym and School 1530DCM | Resettable Combination Padlock For Gym Lockers, Gates, Sheds, Cabinets, Storage, and School Use
10K
▲ 42.9%vs. prior month
$91.9K
latest month
12-month trend

B075DFPR2W
Puroma 2 Pack Combination Lock Locker 4 Digits Combo Padlock Gym Black | For School Gate Fence Toolbox Hasp Storage, Outdoor, Resettable, Weatherproof, Side Window, Crack Cut Resist, Hardened Steel
10K
▲ 0.0%vs. prior month
$89.9K
latest month
12-month trend

B0B7W9FVG2
Puroma 1 Pack Combination Lock Locker 4 Digits Combo Padlock Gym Black | For School Gate Fence Toolbox Hasp Storage, Outdoor, Resettable, Weatherproof, Side Window, Crack Cut Resist, Hardened Steel
9K
▲ 125.0%vs. prior month
$62.9K
latest month
12-month trend

B01M5COMNZ
TSA Approved Cable Luggage Locks, Re-settable Combination with Alloy Body, Black 2 Locks.
9K
▼ 10.0%vs. prior month
$125.5K
latest month
12-month trend

B07T2C3QNZ
Amazon Basics 4-Digit Combination Lock, Black, 2-Pack
8K
▼ 20.0%vs. prior month
$67.1K
latest month
12-month trend

B0D2QZSSDH
Puroma Puroma 2 Pack TSA Approved Luggage Locks 4 Digit Code Cable Lock Black | TSA Approved, Resettable, Flexible Cable, Zipper holes, Zinc Alloy, Bright Color, Large White Numbers, for Train Travel
7K
▲ 40.0%vs. prior month
$66.7K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Lock For Locker Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Puroma is the best-performing lock for locker brand in July 2026, moving 26,000 units across 3 ASINs for 36.1% of Top 10 volume. Master Lock follows with 19,000 units (26.4%), ahead of Forge on 9,000 units (12.5%).
With 6 brands splitting the Top 10 and 75.0% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $7.16 to $12.62, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Puroma
3 ASINs in Top 10
36.1%
Units
26K
Revenue
$219.5K
Avg. price
$8.31

B075DFPR2W
$8.98·★4.5·34.6K revsPuroma 2 Pack Combination Lock Locker 4 Digits Combo Padlock Gym Black | For School Gate Fence Toolbox Hasp Storage, Outdoor, Resettable, Weatherproof, Side Window, Crack Cut Resist, Hardened Steel
Units sold10K
B0B7W9FVG2
$6.98·★4.5·34.6K revsPuroma 1 Pack Combination Lock Locker 4 Digits Combo Padlock Gym Black | For School Gate Fence Toolbox Hasp Storage, Outdoor, Resettable, Weatherproof, Side Window, Crack Cut Resist, Hardened Steel
Units sold9K
B0D2QZSSDH
$8.98·★4.6·3.4K revsPuroma Puroma 2 Pack TSA Approved Luggage Locks 4 Digit Code Cable Lock Black | TSA Approved, Resettable, Flexible Cable, Zipper holes, Zinc Alloy, Bright Color, Large White Numbers, for Train Travel
Units sold7K
Master Lock
3 ASINs in Top 10
26.4%
Units
19K
Revenue
$190.9K
Avg. price
$7.16

B00005JSBK
$0.00·★4.5·17.1K revsMaster Lock Combination Padlock, Locker Lock, for Gym and School 1530DCM | Resettable Combination Padlock For Gym Lockers, Gates, Sheds, Cabinets, Storage, and School Use
Units sold10K
B000RFLNG8
$14.99·★4.6·10.5K revsMaster Lock Magnum Outdoor Padlock, Heavy Duty Keyed Lock M115XDLF | 1-7/8" Weather Resistant Lock Protects Outdoor Storage, Fences, Tools & Job Boxes, Tough-Cut Boron-Carbide Shackle
Units sold5K
B000BD8MQ0
$6.49·★4.4·8.1K revsMaster Lock Combination Padlock, Gym Locker Lock Custom 3-Digit Code, 647EC | 1-3/16-inch Metal Combination Lock, Set Your Own Combination Locker Lock, Travel Lock For Luggage or Backpack
Units sold4K
Forge
1 ASIN in Top 10
12.5%
Units
9K
Revenue
$125.5K
Avg. price
$12.62

B01M5COMNZ
$12.62·★4.8·6.8K revsTSA Approved Cable Luggage Locks, Re-settable Combination with Alloy Body, Black 2 Locks.
Units sold9K
Trending Lock For Locker Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. On the growth side, B079Y2PK7X leads positive momentum with ▲ 400.0% MoM growth on 1K units, with B0CJF8717Q close behind at ▲ 300.0% MoM on 4K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.

B079Y2PK7X
FortLocks Gym Locker Lock, 4-Digit Indoor & Outdoor Combination Padlock | Weatherproof, Hardened Steel, Heavy Duty, Easy-to-Read Numbers, Combo Lock for Lockers, Sheds & Cabinets, 1-Pack, Orange
Price
$9.99
Rating
4.5
Reviews
11.9K
Latest month sales

B0CJF8717Q
Puroma 1 Pack Combination Lock Locker 4 Digits Combo Padlock Gym Pink | For School Gate Fence Toolbox Hasp Storage, Outdoor, Resettable, Weatherproof, Side Window, Crack Cut Resist, Hardened Steel
Price
$6.98
Rating
4.5
Reviews
34.6K
Latest month sales

B0D91V2VGQ
Puroma TSA Approved Travel Luggage Locks, 2 Pack Black 4 Digit Resettable Combination Code Lock with Zinc Alloy Body for Suitcase, Backpack, Laptop Bag, Gym Locker, Toolbox
Unlock to view ASIN details and product titles
Price
$7.99
Rating
4.4
Reviews
780
Latest month sales
One Amazon dataset. Two ways to use it.
Every number in this lock for locker report comes from the Amazon market data ASINSIGHT tracks. Pick how you want to work with it.
Explore the full data
Browse the complete, structured picture in a ready-made interface — and keep tracking it as the market moves.
- Organic vs. ad traffic shifts per product
- Hourly rank and search-volume tracking
- Competitor ASINs and historical trends
Starts with a free ASINSIGHT account
Analyze the data your way
Connect the same data to ChatGPT, Claude or Cursor, then combine any dimensions to answer your own questions.
- Combine product, keyword, sales & ranking data freely
- Follow up in your own words, no fixed reports
- Works in ChatGPT, Claude & Cursor
20,000 credits/mo free, no credit card