300L Rope Lifeline Series, 50 ft, Snap Hook and Loop, 310 lb no checkout Wider knurl for easier adjustment Laser Wider knurl for easier adjustment Laser etched scale provides a quick and convenient way to determine fastener size in either SAE or metric Wide capacity jaw provides versatility to accommodate a greater size range of fasteners Wider handle provides more comfort and less hand fatigue Use for wet or dry sweeping rough concrete or asphalt floors such as service stations driveways Made using a blend of polypropylene and high modulus polyethylene resins that produce a co polymer fiber rope Has higher abrasion resistance with low elongation characteristics equivalent to pure polyester Lifelines have a locking snap hook on one end and loop on the other