The S-BRM bipods swivel, to compensate for uneven terrain.
Yes, this is designed for applications such as yours. The bipod will attach to the farther of the sling swivels, while your actual sling would attach to the closer of the two.
Yes, this bipod would attach to the sling swivel on the underside of your forend.
Yes, the Mosin Archangel stock has a QD swivel mount on the underside of the forend.
No, the Stoner bipod mounts are basically designed to work with this exact type of bipod. It should fit perfectly.
Yes, it will as long as your stock has a single sling stud on the front of the forend.
The Harris bipods will mount to a single sling stud. As long as the stock on your rifle has a single sling stud on the front, this will mount to it.
That completely depends on the stock you have on the rifle. The Harris bipods attach to a single sling stud so as long as the stock or handguard you have on the rifle has a single sling stud, this bipod should attach to it.
That completely depends on the stock you have on the rifle. The Harris bipods attach to a single sling stud so as long as the stock or handguard you have on the rifle has a single sling stud, this bipod should attach to it.
Yes, it should as long as your stock has a sling stud on the front of the forend.