I shot with some folks in the late 90s/early 2000s who had much love for the 1201.

IIRC, they were not quite as picky as the Benelli was with loads on the lighter side.

Certainly a quality firearm. 500.00 for one in "excellent" condition would be "fair".

Choate Stock for 1201 albeit pistol grip:
https://www.riflestock.com/store/pro...ol-grip-stock/

Misc parts for the 1200/1201
https://www.midwestgunworks.com/bere...ts.html?page=2

Free Users manual for the 1201
https://www.beretta.com/en-us/servic...onsl-1201f-fp/