Anodized surfaces enhances resistance against /, doubling lifespans compared with untreated steel pulleys for outdoor / humid environments Features tool release installation with complete accessories, enabling setup within 3 minutes for both beginners and professional to improve work efficiency Made from high strength aluminum alloy, this side mounted fixed roller bearing pulley supports up to 150kg for industrial and household use, outperforming alternatives in durability Versatile for furniture relocation, fitness equipment, and machinery in garages / warehouses / gyms, offering flexible positioning solution across domestic and industrial settings The accuracy ball bearing mechanism reduces friction by 35% for smooth operations, ideal for gym equipment and factory applications requiring frequent load movement, Manufacturer: Kaeltsyn