I just had a 280 AI built by GA Precision. the specs:

Trued 700 LA
Manners MCST stock
jewell trigger
Shilien Select Match 1/8 twist throated for the 180 VLD

This rifle is a tack driver. Cant wait for hunting season.

My load is 56.5 grains of RL 22
Nosler Ackley Brass
CCI Benchrest Primer
180 Berger VLD

Myself and shootone have shot this out to 1k. It really stick em in there.