360 Degree Swivel Pulley: Single pulley with smooth 90mm swivel wheel, 360 degree swivel ring on the top to prevent wire rope from tangling. - U-bracket with heat-treated structure, sturdy, durable and reliable. Easy to operate and maintain, high working efficiency. High load capacity: Flexible mounted pulleys with strong load capacity, supporting up to 200 kg. Suitable for ropes with a diameter of up to 7 mm 0.28 inch. Wide Application: Can be fixed on gym machine, for DIY gym equipment, sports fitness accessories, cable fixing. Or use with rope in indoor and outdoor applications, garage, car cargo, tents, clothesline, pulley system, etc. Size: Total length : 155mm 6.1", Width: 90mm 3.5"; stand: 95*45.5*31.5mm3.7*1.8*1.2"; top hole diameter: 20.5mm 0.8". The swing block is designed for hanging heavy objects to lighten the load.