Allen bolt M4x16 stainless steel round head

Allen bolt M4x16 galvanized round head

• Length: M4x16
• Also for mounting the stock Polini 65cc reed valve manifold  

Specifications:

• ISO: 7380-1
• American Society of Mechanical Engineers: +/-B18.3.4M
• Diameter: M4
• Thread direction: Right-hand
• Head type: Button head
• Governing standard: ISO 7380-1
• Material: A4 stainless steel
• Length range: 16mm - 40mm 
• Total length: 16 mm
• Basic material: A2 stainless steel
• Drive type: Hex socket
• Measurement system: Metric
• Technical material type: A2
• Thread type (abbreviation): M
• Material / Grade: A2-70
• Material (abbreviation): RVS
• Technical material type (abbreviation): A2