Hot Tub Internal Jet, Rising Dragon part # RD203-3420-S10 The Rising Dragon 3" Twin Pulse Internal with Smooth Stainless Steel in Standard Grey. **This is a screw-in design so you will want to make sure the threads match what you are replacing.** New Part: RD203-3420-S10 (Old Part: RD203-3427S) is a high-performance spa and hot tub jet designed to provide a powerful and dynamic hydrotherapy experience. Featuring a 3-inch face with a sleek, smooth stainless steel finish, this jet offers twin pulse action, delivering alternating water streams for a rhythmic and invigorating massage. The standard grey trim provides a timeless and neutral look that fits seamlessly into most spa designs. The screw-in design ensures easy installation and secure performance. The Rising Dragon 3" Twin Pulse Internal with Smooth Stainless Steel in Standard Grey. **This is a screw-in design so you will want to make sure the threads match what you are replacing.** New Part: RD203-3420-S10 (Old Part: RD203-3427S) is a high-performance spa and hot tub jet designed to provide a powerful and dynamic hydrotherapy experience. Featuring a 3-inch face with a sleek, smooth stainless steel finish, this jet offers twin pulse action, delivering alternating water streams for a rhythmic and invigorating massage. The standard grey trim provides a timeless and neutral look that fits seamlessly into most spa designs. The screw-in design ensures easy installation and secure performance.