Use on standing rigging to provide Radio Antenna. Incorporates Sta-Lok Self fit termination. Easy to install. Stronger than the wire rope. High Strength 316 Stainless steel. Rust Free. Weather proof nylon moulded body. Packed for 1x19 wire as standard. Different wedges are available to terminate 7 strand and compacted strand wire ropes. Wire sizes 7/32" to 1/2".