3M 08399 - Flexible Package Applicator Gun (310mL)

3M 08399 Flexible Package Applicator Gun (310 mL) is a professional-grade manual dispensing tool designed for use with 310 mL cartridge-style seam sealers, adhesives, and automotive sealants. Engineered for smooth trigger action and consistent material flow, this applicator gun supports controlled bead application in collision repair and refinishing environments.

Built for durability and repeated shop use, the gun is compatible with standard 310 mL cartridges, including 3M urethane seam sealers, MSP seam sealers, and other automotive body sealants. It is suitable for applying seam sealer to door skins, trunk seams, floor pans, quarter panels, and structural body joints in body shop workflows.

Key Features

• Designed for 310 mL Cartridges: Compatible with standard automotive sealant tubes
• Manual Trigger Operation: Enables controlled and consistent material dispensing
• Durable Construction: Built for repeated professional shop use
• Precision Bead Control: Ideal for seam sealing and adhesive application
• Compatible with 3M Sealers: Suitable for urethane, MSP, and other cartridge-based products
• Professional Grade: Trusted in automotive collision repair facilities