Main specifications
Material
Aluminium, matte finish.
AISI 304 stainless steel screws and nuts.
Standard executions
Surface finish index:
- BL: natural colour.
- SW: epoxy resin coating resistant to UV rays, RAL 9005 black colour.
General information
Features and applications
The assembly holes of GN 131 connecting clamps allow an excellent match with tubes GN 990.
The clamping screw d3 may be replaced by clamping kit GN 911.
Other executions
Special executions on request
Different combinations of holes d1/d2.