1004ICN Nail / Connector: Yes / No Features: Airseal IC Remodeler. Available with or without nails. Material: Aluminum or galvanized steel. UL listed convertible IC/Non IC. 2 vertical adjustment in ceiling. Socket Housing: Impact extruded aluminum or galvanized steel. Attached trim retaining spring secures trim to any height on housing wall. Socket: Porcelain medium base: nickel plated screw shell. Thermal Protector: Meets NEC and UL requirements. Housing: .032 #20 ga. . Mounting Frame: .048 #18 ga. . Junction Box: 2 X 4 X 3 1/2 22 cu. in. .032 #22 ga. . Mounting Bars: .059 #16 ga. . Pre wired with #18 ga. Specifications: SF1 300 VOLT 200 C leads to junction box. Dimensions: Dimensions: 7.5 H x 5.75 W x 9 D. Collection: Lytecaster collection.