This product is a paddle connector screw joint replacement which enables easy and stable installation and use of the paddles and oars, which is safer and more reliable. The connectors are made of quality plastic material with high endurance for durable use. With two threaded caps, easy to assemble and release. Great accessory for your k, boat or canoe.Features- Color: Black- Material: Plastic- Total Length: Approx. 16.5 cm / 6.49 inch- Cap outer diameter: Approx. 3.26 cm / 1.25 inch- Cap inner diameter: Approx. 2.8 cm / 1.1 inch- Application: Paddles with diameter of 2.6 - 2.8 cm / 1.02 - 1.1 inch- Made of quality ABS plastic material. Thickened design increases its practicability and endurance.- Smooth surface and edge offers comforatble grip.- Each connector consists of a tube and two threaded caps, easy to assemble and release.- Can firmly and tightly connect the paddles or the oars for k, boat or canoe, no worry about loosing.- Great paddle accessory for your k, boat or canoe. A must have for boating lovers.