CZ® 550 Safari Magnum , DETACHABLE BOX MAGAZINE, MAGNUM ACTION,HEAVY BARREL CHANNEL, Barrel Dimensions: Point A = 1 4/16" (where barrel meets receiver and Point B = 13/16" (9" foward of point A) Center to Center of Action Screws: 8"" Over All Length of Part: 31 1/2" Comes with Boyds' 1/2" Rubber Recoil Pad. Safety and Bolt Release are located on the side of the receiver. It is your responsibility to confirm the dimensions of your firearm with the supplied dimensions of our part. All finished parts have been CNC inlet to Boyds' House Action. Variations may exist from firearm to firearm, minor fitting may be required to get that perfect fit to your firearm. Natural cosmetic imperfections such as minor knots, burls, heartwood, mineral lines or minor cosmetic fill work are not considered a defect.