closing clamps mechanism: high grade Titanium (Grade 2 or Grade 5)
end-caps holders: HDPE
closing caps: HDPE + silicone seal
sampling tube: acrylic (PMMA) or polycarbonate (PC) - easy volume adaptable
silicone gaskets (no Pt)
spigot: PVC or HDPE/POM-C ("Delrin")
external side closing mechanism connections: stainless steel (A4) + synthetic string + corrosion resistant springs
external screws: stainless steel (A4)
external hand/rosette grips: PVC or POM-C ("Delrin")
sampler fixing mechanism on winch rope: stainless steel (A4)
easy handling - rotating knob opening mechanism (12 L)