PM him saying that he has a week or so to finish payment or you'll refund his money via PayPal minus fees and put it up for sale again.
If it was me, I wouldn't even give a refund... you could've actually sold the gun in the time you've held it.
__________________ "Lulzwut ain't no country I ever heard of! They type English in Lulzwut?"
"lulzwut?" "English, mother ******! Can you type it?"
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