Complete Black PB Blaster Semi-Pro Undercoating Gun Straight Wand Kit (3 B Quart Bottles) Rust Prevention Screw Size: M 4

Screw Size: M 4

Washer Diameter: 16 mm

These are 400 Series Stainless Steal Bright Plated Body Bolts

Fits Into 1/4" Hole

Complete Black PB Blaster Semi-Pro Undercoating Gun Straight Wand Kit (3 B Quart Bottles) Rust Prevention Screw Size: M 4PB Blaster Surface Shield Black Undercoating Kit Semi Pro Spray Gun This PB Blaster Surface Shield Black undercoating kit is designed to protect your vehicle from rust, corrosion, and road salt using a professional grade application system. Ideal for both DIY users and professionals, this kit delivers long lasting rust protection in harsh environments. Whats Included: 1 Gallon PB Blaster Surface Shield Black (rust & corrosion protection) Semi Pro