Harbor Freight prices › Hand Tools › Measuring Marking
FRANKLIN SENSORSitem 57220
ProSensor M50 Stud Finder
Base price$26.99
Benton Harbor, MI shelf$26.99same shelf price as online
$26.99 is about its normal price.
In-store only. You can't order this one online.
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The numbers
- Today
- $26.99
- Usual price
- $26.99
- 90-day low
- $22.94
- Lowest tracked
- $22.94
- Zircon equivalent
- $59.97
Nov 1, 2026
Prices by store
Harbor Freight prices some items differently by store, and once you pick a store its site shows that store's shelf price. These come from contributors who share their store; the main price above is the base price, the one HF shows before you pick a store.
| Store | Today | Usually |
|---|---|---|
| Benton Harbor, MI store 583, checked Oct 16, 2026 | $26.99 | $26.99 |
Price history
$20$22.50$25$27.50
AugJan ’23JunNovAprSepFebJulDecMay
Best price for anyoneInside Track Club priceRegular price
Every price change
| When | Price | Members | Why |
|---|---|---|---|
| Nov 2, 2026 to Nov 5, 20264 days, checked 1x | $26.99 | Regular price | |
| Oct 30, 2026 to Nov 1, 20263 days, checked 0x | $22.9415% off | 15% off any single item (one item a day) | |
| Oct 29, 20261 day, checked 0x | $26.99 | $22.94 | Regular price |
| Jun 16, 2025 to Oct 28, 2026500 days, checked 1x | $26.99 | Regular price | |
| Jun 2, 2025 to Jun 15, 202514 days, checked 0x | $23.9911% off | Coupon | |
| Apr 1, 2025 to Jun 1, 202562 days, checked 1x | $26.99 | Regular price | |
| Dec 2, 2024 to Mar 31, 2025120 days, checked 0x | $24.99 | Regular price | |
| Nov 4, 2024 to Dec 1, 202428 days, checked 0x | $24.99 | $19.99 | Regular price |
| Aug 17, 2022 to Nov 3, 2024810 days, checked 1x | $24.99 | Regular price | |
| Jun 5, 2022 to Aug 16, 202273 days, checked 1x | $26.99 | Regular price |
Tracking since Oct 16, 2026. Last checked Nov 3, 2026.