Material
Chrome Steel/GCr15 Stainless Steel
SA..TK
male thread no nozzle
SI..TK
Female thread no nozzle
PHS..
Female thread with nozzle
POS..
male thread with nozzle
right and left thread
same price
Male and female thread
same price
Surface treatment
Environmental protection white zinc
sliding contact surfaces
Steel/PTFE composite material
Lubrication method
self-lubricating/oiling
