RUPP Marine Double Rigging Kit w/Lok-Ups & Nok-Outs - 260' Black Mono. This kit includes (2) exclusive Rupp double pulley halyard line locks with shock cords 260ft of 400lb black mono-filament halyard lines two pair of Rupp NOK-OUT release clips (4) Nylon ball stops (2) Strap Eyes (8) Snap Swivels (8) Crimp Sleeves. Specifications for RUPP Marine Double Rigging Kit w/Lok-Ups & Nok-Outs: Manufacturer: RUPP Marine Size: One Size Color: Black Package Contents: RUPP Marine Double Rigging Kit w/Lok-Ups & Nok-Outs RUPP Marine CA-0175-MO: Double Rigging Kit w/Lok-Ups & Nok-Outs - 260' Black Mono