MWS

Blockley Tyre - Tube Sizes

Blockley Tyre Concours Race Tube Concours Road Tube Notes
350 x 19 WSTU350X19 TR6 N/A "On Centre"
400 x 19 WSTU400-19TR11 WSTU400/19-TR13 Centre / Side
450 x 19 WSTU450/500-19 TR11 WSTU450-500-19 TR13 Off Centre
450/500 x 18 WSTU450-500-17/8 TR11 WSTU450/500-17/8 TR13 Off Centre
475/500 x 19 WSTU450/500-19 TR11 WSTU450-500-19 TR13 Off Centre
475/500 x 20 WSTU450/525-20/21 TR11C WSTU450-500-20/1 TR13 Off Centre
500 x 19 WSTU450/500-19 TR11 WSTU450-500-19 TR13 Off Centre
525 x 21 WSTU450/525-20/21 TR11C WSTU450-500-20/1 TR13 Off Centre
525/600 x 21 WSTU600/650X21 TR11 N/A Off Centre
550 x 15 WSTU450L-15 TR11 155/165-15 TR13 Off Centre
550 x 16 WSTU550-16 TR11 WSTU525/550-16 TR15
TU175/185R16 TR13
Off Centre
550 x 18 WSTU550/600-17/18 TR11 WSTU525/550/17/18 TR13 Off Centre
550/600 x 19 WSTU600/650-19 TR11 WSTU600-650-19 TR13 Off Centre
600 x 16 WSTU600L-16 TR11 WSTU600-16 TR13
TU175/185R16 TR13
Off Centre
650 x 16 WSTU600-16 TR11 WSTU600-16 TR13 If fitting to 6½" rim
use WSTU650L-16 TR11
650 x 16 WSTU600-16 TR11 WSTU600-16 TR13 No Exceptions
Flat Profile
650 x 19 WSTU600/650-19 TR11 WSTU600-650-19AC TR13 Off Centre
675/700 x 21 WSTU700X21 TR11 N/A Off Centre

Valves
TR6 - Small Metal Valve TR11 - Standard Metal Valve TR13 - Standard Rubber Valve TR15 - Large Rubber Valve