View basket “Circular Box, Loop-In 1 Hole” has been added to your basket.Extension Ring, Conduit Part Number: DT31020Z Category: 20mm ONLY £ 3.81 4.57 Excl.VATIncl.VAT - Extension Ring, Conduit quantity + Add to basket Branch Stock Data Sheets Rapid Electrical SloughRapid Electrical Watford0Technical Data SheetCatalogue PageRelated productsLockring, Milled Edge £ 0.21 0.25 Add to basket20MM GALV CONDUIT C4(3M) £ 26.84 32.21 Add to basketCoupler, Flanged £ 4.32 5.18 Add to basketBend, Inspection £ 7.56 9.07 Add to basket