A - 10cm L, 3.8cm Dia Hole on Branch, 3cm Dia Hole on Side
B - 15cm L, 3.8cm Dia Hole on Branch, 3cm Dia Hole on Side
C - 10cm L, 6cm Dia Hole on Branch, 5cm Dia Hole on Side
D -15cm L, 6cm Dia Hole on Branch, 5cm Dia Hole on Side
E - 8cm L, Single 6cm dia Hole on Branch, 7cm Dia Hole on Side
F - 11.5cm L, Single 6cm dia Hole on Branch, 7cm Dia Hole on Side
G - 16.5cm L, Single 6cm dia Hole on Branch, 7cm Dia Hole on Side