I have a 6x18 loopy target on my 24" RRA, a 4x12 target loopy on my 20" carry gun, a 5.5x16.5 nikon monarch on my 22" 25 WSSM, and a 1.5x5 TC on my 20" 458 SOCOM, so choose your scope to suffice for the majority of the shooting you plan do do with it.
RR