Main specifications
Material
Glass-fibre reinforced polyamide based (PA) technopolymer, polyamide based (PA) technopolymer coating, chemically bonded with semi-glossy finish, black colour.
Coloured centre cap
Polyamide based (PA) technopolymer, in the standard colours, semi-glossy finish.
Standard executions
- VB.839-B: brass boss, threaded blind hole.
- VB.839-SST: AISI 303 stainless steel boss, threaded blind hole.
- VB.839-p: zinc-plated steel threaded stud, chamfered flat end according to UNI 947 : ISO 4753 (see Technical data).
General information
Features
The three-arm shape is particularly ergonomic, ensuring an excellent grip.
Other executions
Special executions on request
- Three-arm knobs with AISI 304 stainless steel metal parts.
- Cap in other colours or with customised graphic symbols, marks or writings.