Customized version of http://www.thingiverse.com/thing:1528494
Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1528494
Using the following options:
Y_Offset = 10
X_Offset = 15
Generate = 2
Shape = 3
BaseHeight = 20
TopDia = 4
Rows = 2
TopHeight = 4
Style = 5
BaseDia = 9
Columns = 2