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"Replacement/Spare O-Ring for use with 500mm Rubber Faced BEPC Measuring Wheels.
Features
500mm Circumference Rubber O-Ring Replacement Insert
For use with MWB5RU Wheels."
"Replacement/Spare Rubber O-Ring Insert for use with BEPC 500mm Wheels.

Manufacturer Code
#W0602

Type Options
Replacement Wheel Tyre"