主权项 |
1. An apparatus comprising:
a body having a base, a top, a sidewall, a catch, defining a channel, and defining a passage, said sidewall extending between said base and said top, said channel being open at said top and extending into an interior of said body, said catch extending into said channel, and said passage extending across the body and having open ends, and said channel and said passage having at least one point of intersection. |