StarTech.com 100 Pack Screw Mount Cable Clamps - Large 7.9mm Bundle Cable Fastener/Holder - R-Type Single Reusable Nylon Clip - Screw Down Ethernet Cord Clamp - UL/94V-2 Rated TAA (CBMSDCC3): Amazon.co.uk: DIY
GTSE 100 Pack of Black Screw Mount Cable Tie Bases - Cable Ties up to 9mm Wide - 5mm (M5) Screw Hole - Saddle Mount Cable Tie Fixings… : Amazon.co.uk: DIY & Tools
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014.42.341 Ettinger, Fastener, Half U Clip, Screw Mount Cable Clamp | Farnell UK
50 Black Cable Tie Masonry Screw Mounts - Up to 9mm Cable Ties