Threaded Type of Round Bar Pull Handles generally used These handles are designed for convenient opening and closing of doors .They offer a wide variety of sizes and materials to choose from. [Feature] - Mounting Pitch (mm.) :80, 100, 110, 120, 125, 160, 200 and 250 - Height (mm.) : 37 (exclude theaded length) - Material : Steel grade SUM22L and Stainless SUS304 - Surface Treatment : Chrome Plating for steel and Buffing for stainless [Application] It is used to grab the doors before opening and closing.