In case you do end up shipping it back to Glock, here is the skinny from me, as I have experienced this EXACT issue with my Glock (returning a defective gun back to the manufacturer).
In my case, I had a Gen3 Glock 21SF with the ambi mag release that broke. I had to ship it back to Glock on my...
Is the S&W 4566TSW legal to sell in Maryland. It is not listed on the MSP gun roster, although the 4566 is. I thought it was strange as some of the S&W models specifically listed the TSW model (i.e. listed the regular and TSW model), while others did not...
Ellicott City Wal-Mart always seems to have the 100 round value packs in stock (9mm/40/45). Eldersburg rarely does, but generally have the 50 round boxes...
Another good FFL in the Columbia area is:
Eakle Firearms
3275 Bethany Lane
Suite 200, Ellicott city, MD 21042
(410) 660-5055
$35 for transfers (+$10 MSP fee).