The 20542 stopwatch clip is a lightweight aviation accessory component designed to secure a stopwatch or small timing device within cockpit or operational equipment setups. It is typically used in training, maintenance, or operational environments where precise time tracking is required and the device must remain securely mounted during movement or vibration.

This clip is sized for 45 mm to 55 mm devices and is designed to provide a stable retention fit while still allowing quick insertion and removal of the stopwatch when needed.

Key features include:

Aviation accessory stopwatch retention clip
Fits devices in the 45 mm – 55 mm range
Lightweight construction for cockpit or field use
Provides secure mounting and vibration resistance
Allows quick insertion and removal of timing devices
Designed for operational, training, or maintenance environments
Helps prevent loss or displacement during movement
Compatible with various aviation timing instruments
Durable construction for repeated use cycles
Suitable for aircraft ground and operational support equipment