A 7 valve. sold as each as long as quantity available is shown b elow. Grey. Black linked below
Note, replacement of the entire valve is often not needed. Replacing requires experience and gluing of new fabric.
Doubler is fabric that surrounds valve. Remove old patch and glue new valve with doubler in place.
Recommend you consider repair kit V00001 below if old vavle base seems repairable.
Older A4 valves are not repairable and need to be replaced with these A7 valves.
For diagrams of Avon Valve types see:
Avon Valve Types

Zodiac / Avon Sales and Service

Note: This item may not be returned.

Avon Valve rebuild kit A-7 B-7	( Part # AVO V00001 )
Valve - A7 & cap black with doubler pair	( Part # AVO V00164 )
How to Repair Inflatable Boats	( Part # INFO inflatablerepair )

E-Mail sales@shipstore.com with any questions.