Elesa-Ganter three-arm knob VB.639-SST with stainless steel boss.

Material: Glass-fibre reinforced polyamide based technopolymer (PA) with the exception of VB.639/130 which is in glass-fibre reinforced polypropylene based (PP) technopolymer. Resistant to solvents, oils, greases and other chemical agents.
Colour: Black, matte finish.
Assembly: AISI 303 stainless steel boss, tapped blind hole.