【Wide Application】Fits for Sand Filter, for Pentair/PacFab, for Triton II TR40, 50, 60, 100, 140. 【High Performance】Specially designed to easily & properly install and remove the interior bulkhead nuts, prevents from damage and leakage. Perfectly works for 3-1/4” nuts. 【Direct Replacement】Comparable to OEM part number 151602, 44097, 788379668433 both in quality and functions. Has undergone extensive testing, meet or exceed the OEM specifications. 【Superior Material】Made from top quality aluminum alloy, high strength, prevent corrosion and rust, wear and impact resistance, sturdy and durable. High precision and hardness ensure long term reliable service. 【100% Satisfaction Guarantee】If you're not satisfied with this 151602 Interior Bulkhead Nut Metal Wrench, simply return it for getting refund in 30 days. While you have any questions about our products, please feel free to contact us and we will provide the best service. Always buy confidently in Bonbo! --