Crank and grip thermoplastic.

Hub and grip axle steel, strength class 5.8, or stainless steel 1.4404.

Thermoplastic black grey.
Steel parts black oxidised.
Stainless steel bright.

The hub cover and the revolving cylinder grip are supplied unassembled.
To assemble, screw the grip into the tapped hole provided.
The crank handles can be secured to the shaft by cross-pinning or by parallel key together with a DIN 6912 cap screw and DIN 7349 washer.
Versions with transverse bore are secured using the ISO 4027 (DIN 914) grub screw.

1) Position of the transverse bore to the keyway is offset by 90°.