conduit box,circular box

Specifications: Material: Malleable Iron Finishes: Black Enamel, Hot drip zinc Other shapes also are available: 1-way box,2-way box(Straight box), angle box, 3-way box(Tee box) Size: 60.3mm Internal Diameter 20mm Boxes Minimum 25mm Deep 25mm Boxes Minimum 28mm Deep Fixing center: Tapped M4 at 50.8mm centre. Please note: 1.With tapped hole in base for earthing screw. 2.Supplied without covers or fixing screws unless ordered additionally. The products have manufactured according to the BS4568, BS4662 and EN50086 standards.The products are widely used in Industrial, Commercial, Office, Civil and Public Housing Projects. Models and specifications: Back OutletBox J20B00 20mm, Hot drip zinc J20B00-B 20mm, Black Enamel J25B00 25mm, Hot drip zinc J25B00-B 25mm, Black Enamel 1-Way Back Outlet Box J20B01 20mm, Hot drip zinc J20B01-B 20mm, Black Enamel J25B01 25mm, Hot drip zinc J25B01-B 25mm, Black Enamel 2-Way Back Outlet Box J20B02 20mm, Hot drip zinc J20B02-B 20mm, Black Enamel J25B02 25mm, Hot drip zinc J25B02-B 25mm, Black Enamel 3-Way Back Outlet Box J20B03 20mm, Hot drip zinc J20B03-B 20mm, Black Enamel J25B03 25mm, Hot drip zinc J25B03-B 25mm, Black Enamel 4-Way Back Outlet Box J20B04 20mm, Hot drip zinc J20B04-B 20mm, Black Enamel J25B04 25mm, Hot drip zinc J25B04-B 25mm, Black Enamel Angle Back Outlet Box J20B2A 20mm, Hot drip zinc J20B2A-B 20mm, Black Enamel J25B2A 25mm, Hot drip zinc J25B2A-B 25mm, Black Enamel