Opella Kitchen sink waste kit, (Dia)40mm | DIY at B&Q
Honmein 2 PCS Sink Strainer for Most Kitchen Sink Drain Basket, Upgraded Double-Layer Safe Design Kitchen Sink Strainer (4.5 Inch). : Amazon.co.uk: Home & Kitchen
Moen Kitchen Sink Stainless Steel Basket Strainer with Drain Assembly, 3-1/2 Inch Sink Drain Stopper Plug, 22036 : Amazon.co.uk: Home & Kitchen
KONE 3-1/2-inch Kitchen Sink Strainer with Removable Deep Waste Basket/ Strainer Assembly/Sealing Lid, Stainless Steel by K.ONE : Amazon.co.uk: Home & Kitchen