The McAlpine PUS113-CP is a 1½" pop-up basket strainer waste with a 113mm stainless steel flange, chrome plated plastic command knob, and a centre pin model. The waste is designed to prevent food particles or other debris from clogging the sink drain. The pop-up basket strainer waste comes with a chrome plated plastic command knob that can be easily pushed to close or open the waste, making it convenient to use. The centre pin model ensures a secure fit with the sink, making it suitable for a range of kitchen sinks. ・ Available with or without flexible overflow and CP Plastic grid ・ 1½" BSP ・ 70mm Stainless Steel flange ・ Chrome Plated plastic command knob ・ Manufactured in Polypropylene