threaded knob / butterfly / stainless steel / steel
stainless steel, steel, in plastic
with stud, rotating
Knob made of glass fibre reinforced polyamide, anthracite grey, with insert either in zinc plated steel or stainless steel 1.4305 AISI 303. Caps available in light grey RAL 7035, yellow RAL 1021 and red RAL 3020.