Description: Product name:Home fitness rower hydraulic cylinder accessories. Suitable for rowing machine, homefitness. Premium Material and Technology: High quality steel, light weight, high hardness, no rust and corrosion resistance. High precision CNC technology. Function: Rowers Steering Damper can provide better stability, reduce stepper fatigue and eliminate headshake, improve lap time. Notice: After installation, turn the head to the very right and very left to check whether there is enough room for the activity of steering damper or not. Specification: Color: Black Material: Steel Size Chart: As you choose: Hole distance 330mm or 390mm Package Includes: 1 Piece Hydraulic Cylinder Accessories Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!