40 mm auto valve.
26x1,50-2,50
AV13
Fits these sizes:
40-559 (26x1.50).
47-559 (26x1.75).
50-559 (26x2.00).
54-559 (26x2.10).
57-559 (26x2.25).
60-559 (26x2.35).
62-559 (26x2.50)

40-559	26x1,50	26x1,50
44-559	26x1,60	26x1,60
47-559	26x2x13/4	26x1,75	650x45
50-559	26x1,90	26x1,90
54-559T	26x2.0	26x2.0	650x50
57-559	26x2,125	26x2,125
58-559	26X2,30