This fitting will extend the thread of taps when the threading of the new tap won’t reach.
Please select desired BSP size from the drop down menu
Note that sizes are bsp thread sizes not literal ruler measurement across(measurements below)
1/2 size : approx 20mm across
3/4 size : approx 25mm across
On 12-Nov-14 at 19:21:46 GMT, seller added the following information: