360 Degree Swivel Pulley Single pulley block with 90mm smooth rotating wheel, 360 degree swivel ring on top to prevent rope or cable or wire from getting tangled. Heavy Duty Pulley BlockHigh-strength U-bolt bracket with heat-treated structure, sturdy, durable and reliable. Easy to operate and maintain, high working efficiency. High Load CapacityFlexible mounted pulley blocks with strong load capacity, supporting up to 200kg. Suitable for ropes with a diameter of up to 7 mm or 0.28 in. Wide ApplicationCan be fixed on gym machine, for DIY home gym equipment, gym equipment fitness accessories, cable machine attachment. Or use with rope in indoor and outdoor applications, garage, machine loading, curtain, clothesline, pulley system, etc. DimensionTotal Length: 155mm or 6.1 , width: 90mm or 3.5 bracket: 95x45.5x31.5mm or 3.7x1.8x1.2 top hole diameter: 20.5mm or 0.8. The swivel pulley block is designed for hanging heavy objects to lighten the load.