Gen three guns have a light rail, finger grooves, second gen guns do not have the latter. Gen 4, as stated earlier, will boast a Gen4 on the slide.
Guess we don't need a pic!
FIXED IMAGE LINK
Tee Hee BTW: Help me out with a related question: I have seen a (believe it was a G21/G20) that had finger grooves, BUT NO LIGHT RAIL?! Such a creature or was I high?
Tee Hee BTW: Help me out with a related question: I have seen a (believe it was a G21/G20) that had finger grooves, BUT NO LIGHT RAIL?! Such a creature or was I high?