Titan 0297007 Tip Seal is same as Titan 651-040 and it is made of a rubber seal and a metal saddle.
Fits: G-10 High Capacity Spray Gun, G-10 High Pressure Spray Gun with TR2 Spray Tip, LX-65 Spray Gun, RX-Pro Airless Spray Gun, RX-80 Airless Spray Gun,