Glock Talk - View Single Post - Glock generations, "gills", 2- & 3-pin frames, and other helpful photos

Magnum Brown · 02-05-2013, 09:59

I'm new to the Forum and guns. About 6 months ago I purchased a Glock g21 .45 ACP, with 3 mags (One extended)

Based on the pics, I'm pretty sure it's a Gen 2.5. My question is... How can I tell the difference between a gen 2.5 and 3? (Sorry if this is a silly question, but Im a newb)

02-05-2013, 09:59	#66
Magnum Brown Registered User Join Date: Feb 2013 Posts: 2	I'm new to the Forum and guns. About 6 months ago I purchased a Glock g21 .45 ACP, with 3 mags (One extended) Based on the pics, I'm pretty sure it's a Gen 2.5. My question is... How can I tell the difference between a gen 2.5 and 3? (Sorry if this is a silly question, but Im a newb)