SmallRig Universal Spring Cable Clamps (2-Pack) MD2418 B&H Photo
Amazon.com: THE CIMPLE CO - Mini Wire Cable Clips, Electrical Wire Cable Clip, 1/10 in (3 mm) Screw Clip and Fastener, Black (100 Pieces per Bag) : Electronics
Gardner Bender 1/4 in. Coaxial Cable Clamp RG-6 (20-Pack) PEC-31525WA - The Home Depot