Description:
Knurled knobs for screws with external hex.

Material:
- Thermoplastic.

Version:
- Black or orange.
- Suitable screws: ISO 4014.
- Colour coding: 0 = black
- 1 = orange. The colour code is inserted at the catalogue placeholder.

Variant:
- Form A
- colour black. Dimensions: Suitable screw: M5
- D1: 20 mm
- H: 6.5 mm
- SW: 8 mm.