Flexible Metal Conduit - Reduced Wall Finish Galvanized Aluminum Trade Size 3/8 in Inside Diameter 0.38 in Outside Diameter 0.61 in Bend Radius 2 in Overall Length 100 ft Flexibility Flexible Gray Conduit Type Reduced Wall Series 5600 CSA 69271 Federal Specification AA-5810 Type II R14147 UL 1479