40
Guide tube:
Tube DIN 2391, steel, chrome-plated (SCR) or
Tube DIN 2462, stainless steel, 1.4301 (NI) <
>
Shaft: Steel or stainless steel with ball bearings
End plug: Plastic
Plastic, thermoplastic (PP), reinforced, impact-resistant, temperature-resistant up to 90 °C, black, matt
Hub bush: brass
Threaded pin: DIN 916 with hexagon socket and cup point
Rotatable cylinder knobs GN595: plastic, thermoplastic (PA) black, matt
axle part: steel, zinc-plated, blue passivated