Insuloid NX0 black polyamide PA66HS single hole mount cable P-clip, by HellermannTyton. max cable bundle diameter: 3.2mm fixing hole diameter : 4.2mm width 6.26mm Download Hellerman NX0 datasheet: Status : (NOS) New Old Stock. Please note some slight variations in dimensions from current metric datasheet fire rating : UILV94 V2 Halogen free RoHS compliant: YES