Item No.
A (mm)
B (mm)
D (mm)
"E" Fits Thd.
HN11
24
6.4
3.2
20.2
11/16-24 UNEF THD
HN14
25.4
4.8
0.8
23.8
HN15
6.5
1.7
20.4
BW16
22
1.6
20.6
BW17
19
15.5
BW18
14
2.4