Overview Reviews Product Description Raco 2924 Coupling Material: Steel Size: 1 Inch EMT Compression Coupling,. Product Videos Custom Field Size 1 Material Steel Product Reviews Write a Review Write a Review × Raco Raco 2924 Coupling Material: Steel Size: 1 Inch EMT Compression Coupling, Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *