Aluminum Tunnel Plug
Sizes:
S: Insertable length: 5.5 cm. Width 4.0 cm. Opening inside 2.0 cm.
M: Insertable length: 6 cm. Width 4.5 cm. Opening inside 2.5 cm.
L: Insertable length: 7.0 cm. Width 5.0 cm. Opening inside 3.0 cm.