What components did you put together and what was final cost and did you put it together yourself
The cost is dependent on your choice of components. It's not on .300 WM, but the following are the semi-custom budget builds I did using Savage LAs.
.257 WBY:
As pictured...
Savage 110 LA = $300
Oryx chassis = $400
McGowen prefit = $432
MBM 4-port = $125
Custom bolt handle = $90
Recoil lug = $30
Barrel nut = $30
5-round PMag = $40
$1447
.264 WM
Savage 111F LA with factory trigger adjusted down to 2.5 LBS, pre-fit 26" SS X-caliber 5R, 1:7", Choate sniper rifle stock, 4-port beast brake, Burris XTR sig rings, 20 MOA Weaver rail, and topped with Leupold LRP 6.5-20x50 FFP.
I do not remember the component price breakdown, but it was ~$1K.
.270 AI (
https://www.longrangehunting.com/threads/my-budget-270-ai.97745/#post-691221)
$199 - Savage 110 L/A
$370 - Lilja 30" barrel, 3-groove, 1:8, #6 contour (.750" at the muzzle).
$250 - square action, thread, chamber, crown, sand blast, and install (by Dave
Young, Sand Coulee, MT)
$110 - B&C Duramaxx stock (olive web)
$ 40 - EGW zero MOA rail (might have to go for a 20 MOA later)
$ 30 - lug