They put them in magazines and it varies monthly. I think right now it's reader's digest and popular science.
right now this link has one - harborfreightusa.com/rdmag
That one is good through 3/1, much better than the few days the 15% email ones usually allow.
Seems HF has the entire 40" combo on sale this weekend.
90320 (Roll cab) - $339.99
92099 (Top Chest) -$279.99
90321 (7 drawer End cabinet) - $189.99
66474 (Full height side locker) - $239.99
Also 20% coupon here - harborfreightusa.com/rdmag
Should be able to use coupon with sale prices.
Yep, that's the way I went. Replaced with 100' Goodyear within an hour of the blowout so I could finish the job I was working on. Not bad at all at $40 on sale.
Cheap 50' Air Hose 42185-0VGA...FAIL - quite explosively at 120 PSI or so. First thing I've ever gotten from HF that has just straight out failed (I'm pretty careful about inspecting stuff before I bring it home though, and if it feels like junk in the store I leave it there).
/lurk
For me and my small VWs, the single large door makes the most sense. Current shop has 2 8' doors and it takes a good deal of shuffling or vehicle dollies in order to get a vehicle centered to work on it. Old shop had a single 16' door, and was narrower than the current, but always...