Need ID. on Mosin Nagant

I have a Mosin Nagant I have had for years. Need to get some more information on it. Has a Finnish Disc on stock.

https://preview.redd.it/jm8920eyvvkg1.jpg?width=1080&format=pjpg&auto=webp&s=c2fdd52001de115f55f82da304ef755d6aae1627

https://preview.redd.it/godm77o0wvkg1.jpg?width=1080&format=pjpg&auto=webp&s=27550a0d5743a5db6a706ec6b1b4e62af99c0944

https://preview.redd.it/7gjwo6x2wvkg1.jpg?width=1080&format=pjpg&auto=webp&s=43d87191645ab3abaf2798629aa0d7f3fb1d0d93

https://preview.redd.it/ozaj75h4wvkg1.jpg?width=810&format=pjpg&auto=webp&s=fb8de92e7e78c44643ba7e8fc3ab41e7e4fcf8ce

https://preview.redd.it/hiucnvu6wvkg1.jpg?width=1080&format=pjpg&auto=webp&s=0de44c0fe4114a2a687de3e76baa951e9a14e0f9

https://preview.redd.it/yqitk8w7wvkg1.jpg?width=810&format=pjpg&auto=webp&s=8a358ff7984ef808752cd691d0c28f39fcc46f96