tall: 56mm or customized                        
Thread length: 28mm or customized                                     
dia: 20mm (0.78-inch)    or customized    
Car make: universal
OE number: OEM
Material: carbon steel (40cr)
Surface treatment: chrome, zinc, dacromet, blacking and color electrophoretic           
Thread size:
12mm x 1.25, 12mm x 1.50, 14mm x 1.50 and 14mm x 2.0
Technique: forged head and heat treated for extra strength                                            
Mechanical performance grade:10.9 grade
Packing: double blister (clamshell), cardboard box, head card, plastic box and foam box or brown paper or customized
Certifications: TS16949
Customized orders are accepted