- Set of 4 double pulley blocks M20 made of high-quality 304 stainless steel - Each pulley features a 360° swivel hook to facilitate movement and prevent tangling - Suitable for ropes up to 6 mm in diameter, with a wheel diameter of 20 mm and a width of 8 mm - Water-resistant, rustproof, and suitable for demanding or outdoor environments - Supports up to 75 kg maximum load, ideal for pulling, lifting, and handling cables or chains - Versatile application in industry, workshops, warehouses, and DIY projects - Compact design: total length of 73 mm, swivel ring width of 13 mm - Easy to install and use in pulley systems, blocks, and handling equipment