Mouse on charging handle?

[wi57]

Does anybody know the reason behind a small mouse engraved on the underside of the charging handle of a M4?

[AMMOTECH]

Weird first post but I'll bite....;)

"Picture of the mouse":confused:

.

[markm]

Did you get it at Disneyland?

[txbonds]

Isn't that the universal "Airsoft" parts designation? :p

[wi57]

ETA- found it on ARFCOM.

Pic borrowed from there as my camera isn't working.

http://i245.photobucket.com/albums/gg76/gi57/Sherluk.jpg

[dialM4murder]

Its a Sherluk. Theyre a company out of Ohio.