Yes. Try gun shops, guns shows, pawn shops, Brownell's, egunparts, Shotgun News, on line auctions, etc..
Try e-gunparts.com
Yes. Try on line auctions, MidWest USA, Brownell's, Nurmich Arms, Shotgun news, gun shops, gun shows, want ads, etc..
Readily available from Browning.
Yes. We have a good supply of parts for that model. gunshop@nctv.com
SOME (not all) parts are available from gunpartscorp. Check their website.
Yes, but not easy to find.
If the model you have is available, or has been available, in automatic then yes. Most mechanics will be able to make the conversion for you. It will be much cheaper if you can get the parts yourself off of eBay or a wrecker and get the mechanic to simply make the conversion.
Try the gun broker auctions in the parts catagory Gunbroker.com
Try Browning or egunparts
50-500 usd
Double tow bars are available for purchase at many different retailers online. Some online retailers, where double tow bars are available, include Ebay, Performance Parts, PowerSports Place, and Etrailer.
The Browning Double Auto was designed by the late Val Browning, son of John M. Browning. It was made in 12 gauge only between 1952 and 1971 in Belgium by Fabrique Nationale. There were three variations: Standard, Twelvette and Twentyweight. Barrel lengths were 26, 26 1/2 (Twentyweight only) 28 or 30. Could be had with or without a vent rib. Value depending on condition 400-900. Rare colors will bring more. @ 65,000 were made The alloy frame was available in different colors (royal or light blue, satin gray, green, gold, black and brown. I have also heard of pink and red, but have not seen). For parts try Numrich Gun Parts Corp., (www.e-gunparts.com); 1 866/686-7424).