Are you looking for motor cooling jacket? Improve your model boat's motor with our water cooling kit, can meet your widely using needs. The motor cooling jacket is designed to enhance cooling and improve performance, while being made from copper materials for durability and reliability. Installation is easy and simple. Features -Color:Rose Gold -Material:Copper -Size:4.20X3.00X1.75cm/1.65X1.18X0.69in -Note: Inner diameter: 27mm. Suitable for 380 Brush Motor Parts. -The motor cooling jacket ensures a tight fitting, allowing for optimal performance and enhanced cooling efficiency. -With its sturdy construction, the motor cooling jacket provides effective heat dissipation, preventing overheating. -Fine in workmanship and easy to install, specially designed for Brush Motor. Can give you more convenience to use. - Features good heat dissipation performance, a perfect water cooling jacket for motors, you can use with confidence. -Made of reliable copper material, which is solid, wear-resistant, motor cooling jacket is very and lasting to use. Package list: 1 x motor cooling jacket