These Klein Tools VDV813-607 BNC Compression Connectors feature a revolutionary universal sleeve technology, enabling installations up to five times faster compared to other BNC compression connectors plugs. With the Klein Tools VDV813-607 connectors, patented viewing windows within the sleeve assist in ensuring proper seating. These connectors are versatile, fitting all diameter variations within a cable series. This patented sleeve design delivers the exceptional holding power and signal strength you require.