The iPhone 3G charging port is the required replacement part if your iPhone 3G is having charging problems or is not syncing/recognised by your PC due to a damaged charging or docking port. Please note that this replacement charging port is suitable for iPhone 3G only and does NOT suit iPhone 3GS.
iPhone 3G Charge Port Specifications
DIY fix for charge/sync issues
Economical: Just replace the damaged part, not the entire iPhone
Identical replacement to original part