... Keel, they are all made by high-quality Aluminum Alloys. With features of High-strength, Nice-planeness and Good Stalic- ... Board , Baked Paint T-bar (T-channel, carrier, Keel, T-grip, T-beam), Aluminum Alloy T-bar (T-channel, carrier, Keel, T-grip, T-beam), Plaster (Gypsum ... , big halls, etc.We will offer you high-quality products, competitive prices and best services, contact us now! T grid and T bar