The strongest anti-theft device available for your kayak. Made from 1/4" vinyl coated galvanized steel aircraft cable with an integrated tamper proof lock. Secure or remove in seconds, easy two step process. Resetable 4 number combination lock. Tandem Kayak Cable has bigger loops than the original and is made specifically for Tandem, Sit-on-Tops Kayaks as well as Recreational Boats. Kong features a cable that is twice as thick as the original, a bigger lock & can be opened with either a key or combination for added versatility.