1. Handcrafted locking edge, sturdy and durable. Inner coated with strong glue, outer coated with anti-abrasion finish paint 2. Made of high-strength 16-strand weaving, with strong tensile strength and not prone to line tangling 3. Stainless steel interface, rounded hole diameter, rotating ring rotates freely, and does not rust easily 4. Can rotate 360 degrees, flexible without noise, preventing main line from twisting and tangling 5. Diameter: 0.8/0.9/1.0/1.1/1.2/1.3/1.4/1.5/1.6/1.7/1.8/2.0/2.2mm
