Helmet Inner chamber measurement tester purpose It is main use to measruement the helmet's inner's size, have high accurate
Helmet Inner chamber measurement tester Function and Feature 1, Outer ring made of flexible stainless steel.
2, Turn to original shape automatically after use.
3, Dail plate made of yellow brass.
4, Range: 49-62cm(adults), 42-52cm(children).
Outer ring made material
flexible stainless steel
Dail plate color
yellow brass.
Range
49-62cm(adults), 42-52cm(children)
Company Introduction We are the largest helmet testing machine production factory in China, We treasure the value of good quality, reasonable price and efficient service with customer satisfaction. We expert ourselves in providing our customers the best suitable testing designs and high quality testing machines to make you the utmost profit.