• Marine Grade Stainless Steel.High Corrosiveness, stronger anti-rust, abrasion resistance.
• Dimension: Length: 2 Tube size 1-5/8, Shaft Diameter: 1/2 inch (12.8 mm)
• Adjustable Diameter fits oars from 1.34 inch -1.8 inch (34 mm-46 mm)Allowable error 1-2mm
• Revolving clockwise the mounting plate, which prevents the row lock from falling off, and the release line lock needs to rotate counterclockwise
• Easy to install,Ideal for kayak, canoe, marine boat, dinghy, lifeboat, water raft boat, yacht, and so on