View basket “Box, Through 2 Way, Extension” has been added to your basket.Coupler Part Number: DT31120G Category: 20mm ONLY £ 0.63 0.76 Excl.VATIncl.VAT - Coupler quantity + Add to basket Branch Stock Data Sheets Rapid Electrical SloughRapid Electrical Watford130Technical Data SheetCatalogue PageRelated productsCircular Box, Branch 3 Way Y £ 6.63 7.96 Add to basketExtension Ring, Conduit £ 3.81 4.57 Add to basketCircular Box, Intersection 4 Way £ 6.90 8.28 Add to basketCircular Box, Branch 2 Way U £ 5.91 7.09 Add to basket