This Sink Strainer has a built in chokeless feature to prevent sinks from choking. Most existing designs cause the sinks to choke when the residues eventually settle down in the strainers. Features: - Chromed color - Chokeless design - Diameter Size 42mm - ABS Plastic plated with Copper, Nickel & Chromium - Sink outlets diameter size 43mm to 60mm - Hanging packing - Weight per piece: 9g - 100 pieces per box - Weight per box 1. 55kg - Size per box H115xW280xL555mm