The 112713 is an essential accessory for RF connectors, specifically designed for BNC female connectors. This BNC Cap comes with a convenient chain, ensuring it remains securely attached when not in use. Its robust construction guarantees reliable protection against dust, moisture, and other contaminants, preserving the integrity and performance of your RF connectors. A must-have for any professional RF application, the 112713 BNC Cap combines functionality and durability in one compact design.