Stick with the 7mm less kick means less jerk.
If you are not going to elk or anything bigger the 7mm is hard to beat.
If you have a 7mm Rem Mag try 140 gr. Nosler Ballstic Tip with 67 gr. of IMR 4350. Its a little hot but it shoot half inch groups in all seven of the 7mags my dad and I own.