See our Technical
White Display Grade 1 1/4" White Table Cap. Schedule 40 Standard.
IMPORTANT SIZE INFORMATION : 1 1/4" Fittings measure 42.2mm internally and are designed to take 1 1/4" sch40 pipe which also has an outside diameter of 42.2mm. They are NOT compatible with plumbing / waste pipe commonly found in DIY and plumbers merchants.