42mm Black PA6 Nylon Conduit Fixing Clips to Suit 42mm PA6 Nylon FlexibleConduit
Hole Size – 6.5mm
Pack Size - 2, 6 & 10 Pack 
Manufactured from PA6 Nylon. Lid is detachable. For use with PA6 Nylon conduit only.
The lid is detachable and is not needed to secure the conduit. Installed via a single screw hole in the centre