what makesit worth 4500 dollars
i guest i could be wrong 1000 for the rifle 250 for the assc rail kit 200 for the lights and scope not sure why you need to idenical lights 150 for the bipod
not sure whta the botl actions worth but its a mossberg can not be a ton

i would say the ars worth max 1500 to 2000
i could be wrong but i had to ars both bushmasters i am looking for one set up like that but not sure it is worth that much