This O-Ring for Laing DDC series pumps is a perfect replacement O-Ring that can save you from getting a new pump. Replace the old worn out o-ring or on you damaged while modding and you are up and running again! The best thing is these are UV Reactive O-rings that look great when used with clear acrylic tops and tanks!

Features:

Pumps this O-ring will work with:

• Laing DDC Series
• Alphacool Laing Series
• Danger Den DDC-12V Pump
• Swiftech MCP350 Pump
• Swiftech MCP355 Pump
• Koolance PMP-400