Hard to Wait

Free for everyone. Hard to Wait runs on prices people share with its free app and extension. Get one or sign in.

Harbor Freight prices › Air Tools & Compressors › Air Compressor Accessories

MERLINitem 63558

1/4 in. Male Brass Industrial Coupler

Base price$4.69

Benton Harbor, MI shelf$4.49$0.20 under the online shelf price

$4.69 is about its normal price.

  • It went 36% off ($3.00) in late October two years ago. One sale is a hint, not a pattern.
  • From spots like today's, a sale at least 7% better came within six weeks about 3 times in 10.

See it on harborfreight.com

Fair

Price alert

Loading…

The numbers

Today
$4.69
Usual price
$4.69
90-day low
$3.99
Lowest tracked
$3.00

Nov 9, 2024

Milton equivalent
$11.99

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.

StoreTodayUsually
Benton Harbor, MI store 583, checked Oct 17, 2026$4.49$0.20 under$4.69

Price history

$3$4$5
AugJan ’23JunNovAprSepFebJulDecMay

Best price for anyoneInside Track Club priceRegular price

Every price change

WhenPriceMembersWhy
Nov 2, 2026 to Nov 5, 20264 days, checked 0x$4.69Regular price
Oct 30, 2026 to Nov 1, 20263 days, checked 1x$3.9915% off15% off any single item (one item a day)
Oct 29, 20261 day, checked 0x$4.69$3.99Regular price
Apr 28, 2026 to Oct 28, 2026184 days, checked 2x$4.69Regular price
Apr 14, 2026 to Apr 27, 202614 days, checked 0x$3.4926% offCoupon
Jun 19, 2025 to Apr 13, 2026299 days, checked 0x$4.69Regular price
Jun 5, 2025 to Jun 18, 202514 days, checked 0x$4.0015% offCoupon
May 9, 2025 to Jun 4, 202527 days, checked 0x$4.69Regular price

See it on harborfreight.com

Tracking since Oct 17, 2026. Last checked Nov 1, 2026.

Something look wrong on this page?