Nipple Set M5x0.8mm with washer (2)

This is a pair of optional/spare water cooling nipples for 3.5cc marine engines.

It may also fit other non-marine applications.
Specs:

• Package: 2x Stainless Nipples & 2+2 Washers
• Thread: M5x0.8
• Inner hole dia: 2.2mm
• Total Length: 16.6mm
• Hex: 7mm
• Includes two pair of plastic washers (2 black & 2 white)

Fits:

• O.S.Speed R21 Minicars Marine Engines
• O.S.Speed R21 Minicars Marine Cooling Head