Sigma Engineered Solutions New Work 9.5 cu in Rectangle Metallic Extension Ring Gray 2-20-239-04 NPSM thread

NPSM thread

Roll/500 ct

Ideal for filling nail holes

Stainless steel nylon insert stop nuts are ideal for securely fastening a bolt when connecting materials

Polybagged

Sigma Engineered Solutions New Work 9.5 cu in Rectangle Metallic Extension Ring Gray 2-20-239-04 NPSM threadSigma's weatherproof extension rings increase the capacity of a weatherproof box. The rugged, die cast construction prevents moisture penetration making the extension rings suitable for wet, damp or dry locations. They are powder coated for corrosion resistance and include gasket and hardware. Brand Name: Sigma Engineered Solutions Work Style: New Work Capacity: 9. 5 cu in Shape: Rectangle Material: Metallic Product Type: Extension Ring Color: Gray