Hansen Threaded Elbow 1 1/4" (1.25") BSP male x female. Code IRR-SMFE32 - Rigby Taylor
1.25" BSP Thread Stainless Steel 3 WAY L Ball Valve
Female BSP Thread to Multi Stepped Hose Tail | CD Aquatics
BSP Hexagon Lock Nut / Back Nut T316 (A4) Marine Grade Stainless Steel - Parallel Threads (BSPP / G Thread)
DERNORD 1.25 Inch Heating Element 3U Type Electrical Brewing Water Heater BSP Thread Stainless Steel Flange (220V/380V 3000W) : Amazon.co.uk: Home & Kitchen
1.25” Female x 1.25” Female Ball Valve - BSP Thread - Enduramaxx - Manufacturers of Polyethylene Tanks
McAlpine 1.25" BSP male thread x 1.25" universal connection - S31U
BSP Thread Size Information | BSPT | British Standard Pipe Thread | Stevenson Plumbing & Electrical Supplies
Math Tools - Pipe Diameters, Threads and Sizes
GF+ 32mm Compression x 1.25" BSP male adapter. Code IRR-MDMC32125 - Rigby Taylor
E.V.E 1.25" BSP(40mm thread) Male Threaded Pond Hosetail Fitting - Pond Supplies from Discount Leisure Products UK