In some embodiments, a device includes a first element to couple the device to a first portion of a computer chassis; and a first pliant portion coupled to the first element and to inhibit disconnection of a circuit board. In some embodiments, a system includes a chassis having a circuit board slot coupled thereto; a circuit board coupled to the circuit board slot; and a device coupled to the chassis, the device having a first pliant portion to inhibit disconnection of the circuit board from the circuit board slot. In some embodiments, a system includes a chassis having a circuit board slot coupled thereto; a SONET interface card coupled to the circuit board slot; and a device coupled to the chassis, the device having a first pliant portion to inhibit disconnection of the SONET interface card from the circuit board slot.