77807 Adapter Size: #2 Tap Size Range: 0 – 7/8 HAND to 1/8 – 1/2 PT PIPE Shank Size: 1 3/8 – 12 Shank Length: 4.62 in Proj.: 3.84 in Body Length: 3.44 in Body Dia.: 1.96 in Radial Float: +- / 1/32 in A- Shank Length B- Proj. C- Body Length D- Body Dia.