Acetal flush fitting inflate/deflate valve. Fits into a 38mm diameter hole in tube (use valve doubler if replacing existing valve)
Bayonet fit cap and turn of valve stem to deflate. Requires spanner to fit - see link below.
Available in Black or Grey
To further check compatibility (the dimension key for the measurements below) with your existing valve body and for further guidance on replacing screw-in valves - see here
Dimensions: Inner Valve (Male): W 65mm L 43mm D (thread) 37mm
Outer Valve: (Female): W 65mm L 43mm D 46mm