I have information that indicates the Westernfield 712 is actually a Savage 840. These sources may have the part: Numrich gunpartscorp.com
Jack First jackfirstgun.com
Bob's Gun Shop gun-parts.com
although Numrich lists the extractor and has a picture. Their cost is $8.95 for the brass colored steel.
100-425 USD
100-400 USD
The value of a savage 340 BC 222 rem would actually depend on a couple different things. Some of these things would include the age and condition.
No. Only shhot was is printed on your barrel.
Standard factory 222 Remington ADL has a 1/14 twist rate.
77-78 or so
50-400 usd
Need a DETAILED DESCRIPTION OF ALL MARKINGS to answer.
I have (2) 760 Rem. .222 magazine clips in excellent condition. $ 75.00 each plus actual shipping. Phone: 814-225-4512
http://www.thegunrack.net/Magazines/centerfire_rifle_magazines.htm This is a Savage model 340, magazine in .222 caliber costs $24.95 plus shipping from this site.
The Revelation Rifle marketed by Western Auto Stores in .222 Rem is essentially a Savage 340. Clips are sold by Brownells.com for $30.99 plus shipping
Information on the Savage shotgun model 842 series E 222 Remington includes that it has a 24-inch barrel. As of 2014, this gun is valued between 200.00 and 250.00 in excellent condition.