Car Steering Wheel Booster Ball is made of stainless steel, delivering longlasting performance. Its resistance to corrosion makes it suitable for marine environments, providing a reliable and sturdy accessory for your boat's steering wheel. Key benefits Reduces steering effort with an ergonomic spinner handle that improves grip and control for smoother steering. Built to endure marine use with stainless steel construction and corrosion resistance. Versatile compatibility for boats, yachts, speedboats, fishing boats, and ships; installable on oval steering wheel tubes. Easy installation: package includes all components and clear instructions for a hassle setup. Enhanced control and safety: ergonomic handle supports comfortable hand placement and quick maneuvering, delivering a secure and confident grip. Why customers need it Makes steering less tiring on long journeys or in challenging conditions. Improves precision and responsiveness, which helps with docking, maneuvering in tight spaces, and handling waves. Provides a durable, marinegrade upgrade that maintains performance over time. Specifications and compatibility Material: stainless steel (316 stainless steel version referenced as Boat Handle Power Ball) Applications: suitable for marine vessels such as boats, yachts, speedboats, fishing boats, and ships Installation: designed for oval steering wheel tubes; includes all components needed for setup What makes it stand out Stainless steel construction offers corrosion resistance for saltwater environments. Ergonomic, compact design focuses on grip comfort and steering control. Allinone package that enables quick, tool installation with reliable performance. Use scenarios On a sailboat or motorboat during choppy seas to maintain steady control and reduce hand fatigue. While docking a yacht or speedboat in tight quarters, where precise steering and quick maneuvering are critical. On a fishing boat during long runs or while fighting a catch, delivering steady steering with less effort. In short, the Car Steering Wheel Booster Ball (Stainless Steel Marine Sport Boat Steering Wheel Knob) combines durable marinegrade stainless steel, ergonomic control, versatile compatibility, and straightforward installation to enhance steering comfort, precision, and safety on a wide range of vessels.