This is a 1954 Crosman Model 140, 22 cal, pneumatic pump, swinging forearm, single shot, 4.8 lbs.
It is fully functional and in excellent condition. It comes with a package of 500 Crosman pellets and a soft-side case.
$150 or best offer. Google them- this is a great price!
I will have it at the Swap meet on the 6th. Please call/text 336-745-8162 with questions or to purchase ahead of time.