The much requested "block version" of the ROPE LOGIC Ultra Sling. This version is made with 12 strand 5/8 in. Samson Tenex Tec rope. A rigging block is installed and captured in the terminal eye of the sling. Will fit most smaller blocks [Exceptions CMI RP146 (1 in. Blue), ISC RP57 (Yellow), DMM Impact Large]. Blocks verified to fit: CMI: RP130, RP131, RP145, DMM: Small (5/8 in. no hole), ESA 3/4 in., ISC: Red & Blue Rigging blocks (RP055, RP054, RP053, RP052, RP051, RP050), Flame (RP056), Stein: 5/8 in. Block. This rigging sling easily adjusts in length using the spliced pockets located at fixed intervals. It is 7 feet overall length with 6 ft. of usable sling length. The choked configuration tensile strength is 18,000 lbs. (80 kN). The working load limit is 1800 lbs. (8 kN). It is only designed for use in choked configuration. Material: Nylon.