Shell material: ABS engineering plastic Standard: GB2811-2007 Products specifications: V-guard minersafety helmet. Length:195-250mm, Width:170-220mm, Height:120-150mm. Height for wearing: 80-90mm
Shell material: ABS engineering plastic Standard: GB2811-2007 Products specifications: V-guard minersafety helmet. Length: 195-250mm, Width: 170-220mm, Height:120-150mm. Height for wearing: 80-90mm
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