Lead Outlet 95 mm lead outlet made to fit to 100 mm core bit hole and the 70mm lead outlet is made to fit a 75mm core bit hole. The base size will vary depending on pipe size and will be made out of code 4 lead, this will also be given a generous coat of patination oil to ensure longevity of this product.

Chute is 650 and base is 300 is it around 90 to 95 mm to go in 100 mm core bit hole perfect