Spohn Performance 977 Features:

Don't use your old rusty mounting bolts when installing rear lower control arms on your 1971-1996 GM B-Body (if you managed to get the nuts off without breaking the bolts!).Our rear lower control arms mounting hardware kit includes:(4) 14 mm Grade 10.9 bolts (zinc plated)(4) 14 mm flanged head steel lock nuts (zinc plated)(4) 14 mm flat washers (zinc plated)

• (4) 14 mm Grade 10.9 bolts (zinc plated)
• (4) 14 mm flanged head steel lock nuts (zinc plated)
• (4) 14 mm flat washers (zinc plated)
• Thread Type: Coarse
• Bolt Grade: 10.9
• Bolt Hex Size: 22 mm
• Bolt Quantity: Four (4)
• Bolt Type: Hex Head
• Hardware Finish: Zinc Plated
• Nut Hex Size: 21 mm
• Nut Quantity: Four (4)
• Nut Type: Flanged Top Lock
• Thread Pitch: 2.00 mm
• Thread Size: 14 mm
• Washer Grade: Grade 8
• Washer Quantity: Four (4)
• Washer Size: 14 mm
• Washer Type: Flat