tube linestage suggestions


Hi everyone
I'm looking for a tube linestage for my shanling sp-80 monoblocks
budget is up to $1k
on my list so far :

mapletree octal 6b se or the 2A
wright sound wla-12a
juicymusic merlin
transcendent grouded grid
Audio V. Alstine - tr-5
dared - sl-2000a
Norh ACA 2b

any opinions ? help me choose!!
icorem