18pcs different type SMA Connectors
SMA Kits have 18 pieces connectors converters
SMA right angle kits include 4 types:
SMA male to SMA female 90 degree
SMA female to RP SMA male 90 degree
RP SMA female to RP SMA male 90 degree
RP SMA Male To SMA RP SMA Female 90 degree
Female to female kits include 4 types:
SMA female to female barrel
RP SMA female to RP SMA female barrel
SMA female to RP SMA female barrel
SMA female to female bulkhead
Male to Male kits :
SMA male to male
SMA male to RP SMA male
RP SMA male to RP SMA male

TIPS:
Normal SMA male - A pin center,thread inside
Normal SMA female - A hole in center,thread outside
RP SMA male - A hole in center,thread inside
RP SMA female - A pin in center,thread outside