Section in Riker's Island used to hold adolescent offenders.
"the off of the dome rapper
the c-74 ox carrier"
In the film industry a C-47 is a clothespin, so a C-74 is a clothespin that's been reversed so that the pointy narrow ends pinch together, forming tweezer like device.
Mike, hand me a C-74 so that I can fish the scrim out; I left my leatherman at home.