it's too round, the magazine is really thin (unless it's using something explicitly stated to have a really small bullet size???), it's really one big hunk of boring dark metal (as opposed to an interesting bi-to-tri-colored paintjob like most weapons have), it's not really interesting to look at and it's
... dinky.
(but you said that)
maybe it's just cause you're screenshotting on construct and i can't see any of the neat stuff that you put into the gun because of the weird lighting