As others have stated, eliminate carbohydrates as much as possible, you always get some in vegetables, but <25 grams a day. I went from 225 lbs to 170 lbs in 6 months and have maintained this weight for the last 6 months but loosing a little now.
If your weight loss stalls , fasting is a way of...
If it is a semi-custom, look Tikka over. Buy a long action as this will give you more flexibility in your hand loads.
The Tikka action does not need any truing or blue printing, just get a good gunsmith to chamber and install a good barrel.
Tikka has a very good aftermarket as well.