Comparison : Item # 918B, 918B Product Elbow Dual Point "D" Handle
Item # 918-300AS, 918B Product Elbow Dual Point "D" Handle
Item # 918-400AS, 918B Product Elbow Dual Point "D" Handle
Item # 918-400BS, 918B Product Elbow Dual Point "D" Handle
Item # 901G, Parts - Fill Adapter Gasket