Features: Upgrades your backpack blower experience with these replacement shoulder straps, designed for seamless compatibility for P021046661 P021046660 PB-770 models to ensure secure load distribution during operation. Crafted from heavy duty nylon, these left and right shoulder harnesses feature reinforced stitching and adjustable buckles for customized comfort while maintaining durability in hard landscaping environments. Ideal for landscaping professionals or homeowners seeking reliable replacement parts to restore ergonomic functionality to their backpack blowers. Perfect for extended yard maintenance tasks, these straps provide stable support when cleaning leaves, debris, or snow with your blower across lawns, driveways, and commercial properties. Engineered to meet original specifications, these shoulder straps deliver precise fitment and operational reliability, making them essential for maintaining high performances of your backpack blower equipment. Specifications: Component: Nylon Color: Black Total Length:Approx. 140cm/55.12in Package Includes: 1 set left and right shoulder straps for blower note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!