Our SA Series of standalone general use electronic enclosures is a highly versatile line of quality enclosures for both industrial and hobbyist use. The rugged steel body provides easy access to the components being assembled inside. The Aluminum front and rear panels are ideal for end user customization. Available in 24 different sizes and configurations, the SA Series enclosures come flat packed and its unique "snap together" design requires only 4 screws to complete the assembly. FeaturesStandards and MaterialsDimension conform to IEC-60 297-1. Premium grade cold roll steel. Designed and manufactured under ISO 9001:2015 and ISO 14001:2015 Five stage iron-phosphate pretreatment with powder coat finish. Tested to 500 hours salt spray under ASTM-D610-1 and ASTM-B117. All materials RoHS compliant. Dimension:External: (1.5U) or Height 65 x Deep 279 x Width 203 mm.Internal: Height 61 x Deep 259 x Width 183 mm. Parts List:Front Rear Panel x 2 Side Frame x 2Component Mount bar x 2Umbrella Phillips screw M3-6 x 4Top / Bottom Cover x 2Umbrella Philips dog point Screw M4-8 x 4 Rubber feet x 4