Overview Reviews Product Description Summit Electric Supply SCR 0350EG Clamp Diameter: 3 1/2 inch 3-1/2 Inch Rigid Strut. Product Videos Custom Field Size 3-1/2 Product Reviews Write a Review Write a Review × Summit Electric Supply SCR 0350EG Clamp Diameter: 3 1/2 inch 3-1/2 Inch Rigid Strut Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *