For Sale: Connecticut Valley Arms .50 cal Price: $ 115 Seller: Private Party Account: Registered on 7/8/2013 Listings by this user Listed On: Wednesday, October 15, 2014 Listed In: Muzzle Loaders Location: Knox county, Knoxville, Tennessee - Map Manufacturer: Connecticut Valley Arms Caliber: 50 Black Powder Firearm Type: Muzzle Loader Flag | Scam Spam/Inappropriate Over-priced Miscategorized Dealer Listing Unresponsive Report illegal firearms activity to 1-800-ATF-GUNS or your local police department. Edit | Favorite CVA Hawkin .50 cal. Has heavy octagon barrell. Good shape. Bore in great shape. Trigger and all moving pieces work good. $115 or looking for 7.62x54r, .45acp, 5.56(.223) ammo.