• 2 way innovative style tire chock can be used for pit bikes to full size dirt bikes. ( Accepts 8 to 21 inch wheels. )
• Maximum tire width : 130 mm / 5.2 inch
• Folding design saves space. Height is 5.4 inch/135 mm  when folded
• Accepts mini wheels ( Up to 12 inch ) even while it is folded
• Self lock function prevents arm from opening up unexpectedly from folded position
• Using the optional wheel chock fitting kit ( 634-8004 ) makes it easy to attach and remove or move to additional vehicles

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