cable trolley pulley

Kindly refer the product description before buying the product.
Double speed pulley,
mounted with high speed stainless steel ball bearings
the double sheaves of pulley provides great smooth rotation and efficient performance
The heavy duty tollet pulley compatible with both textile rope and cable it will take up to 813mm rope also means it will take 12mm (max.) steel cable

SOLID CONSTRUCTION – The single pulley block is made of 304 stainless steel, which has high hardness and a brushed polishing surface. The steel plate is thickened to make it more sturdy and durable. It is highly resistant to rust, corrosion, and abrasion.
STRONG LOADING CAPACITY – The hanging wire towing wheel has a powerful loading bearing capacity, which is up to 880 lbs. Built-in bearings make it rotate freely. The end is welded with a connector to keep it from falling apart.
APPLICABLE RANGE – The package includes 6 packs of M50 single pulley blocks with a height of 5 inches. The width is 1 inch. The wheel of pulley block is 2 inches in diameter and has a 0.5 inch groove. They are suitable for 0.5 inch /14 mm dia. rope, cable or wire.
WIDE APPLICATION – These 304 stainless steel pulley roller can be combined flexibly. Using gravity and skating for lifting, transmitting or pulling work, designed for use with rope or cord in indoor and outdoor with smooth sliding function.
AFTER-SALES SERVICE – We hope you are satisfied with our products, which is why we provide you with a risk-free purchase. If you have any questions or dissatisfaction with our single swivel lifting wheel, please feel free to contact us. We’ll get back to you within 24 hours. This product comes with a 30-day money-back guarantee.