The product is a vintage RC boat rudder made by the brand K&B. It is designed for RC boat rudder parts and is compatible with various scales including 1:16, 1:15, 1:4, 1:14, 1:5, 1:6, 1:12, 1:8, and 1:10. The product is sold at a discounted price with a combined shipping option to save $1.29 on each one after the first one. Made in the United States, this rudder is suitable for hobbyists aged 12 and up.