Extension, Nominal Pipe Size 1 1/4 in, Color Silver, Product Type Extension, Standards Not Applicable, Material Brass, Overall Length 12 in, Pipe Inside Diameter Not Applicable, Pipe Outside Diameter 1 1/4 in, Thread Size 1 1/4 In.-11.5 NPSM, For Use With Bathroom Sink Waste Tube or Drain Trap, Gauge 22 ga, Includes Nut and Washer, Finish Chrome, Connection Type Slip