sector size

hi guys, i was looking at google
there's some 512bytes, 4096bytes sector size for disks/ssd
what's the sector size of md?
for example if i use 512 and 4096 bytes disks
what size md will report as device sector size?
512? 4096? least common multiple?


-- 
Roberto Spadim
Spadim Technology / SPAEmpresarial