Welcome to our store! Suitable for 4074, 4082 RC motor With good heat dissipation performance, a perfect water cooling jacket for motors Made of high-quality metal material, which is solid, wear-resistant, durable and environmentally friendly Fine in workmanship, easy to install and remove Excellent accessory for RC boat Features: Suitable for 4074, 4082 RC motors. With good heat dissipation performance, a perfect water cooling jacket for motors. Made of high-quality metal material, which is solid, wear-resistant, durable and environmentally friendly. Fine in workmanship, easy to install and remove. Great accessory for RC boat. Specification: Condition: 100% Brand New Item Type: RC Accessory Material: Metal Color: Purple Inner Diameter: 40mm / 1.6in Length: 50mm / 2.0in Size: 47 * 47 * 50mm / 1.9 * 1.9 * 2.0in Suitable for Motor Type: 4074, 4082 Copper Mouth: M5 Weight: Approx. 51g Package List: 1 * Water Cooling Jacket Customers are our top priority If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best service