Black Masonry Push Mount for Cable Ties, 0.39” Slot, 100 Pack
https://nsiindustries.com/product/black-masonry-push-mount-for-cable-ties-0-39-slot-100-pack/
PowerGRP cable tie mounting options are a professional-grade way to attach cable ties and wire bundles to a range of surfaces. These mounts are built to the same standards of rugged strength as our cable ties.