i have 3 tikkas. all shoot subMOA.
22" light 30-06 and 24" Varmint .308 both have 1:11 twist; count it in.
30-06 is on steady Barnes diet(in CA), and likes 180 grn , tsx, ttsx on varget or H380.
lately switched to 175 grn LRX and Superformance, with great results for 30-06. 0.05 of the lands...