Elma (020-2120) Knob, Round Shaft, 3 mm, Nylon (Polyamide), Round, 10 mm
Elma (020-2120) – Round Shaft Knob, 3mm
The Elma 020-2120 is a black round knob made of nylon (polyamide) with a glossy finish and no indicator line. It has a 10mm knob diameter and is designed for a 3mm round shaft, fixed onto the shaft using the proven collet tightening method.
Quick spec sheet: