600 Series B-Line Manual Multi-Component Cartridge Extension Gun (2:1) & (1:1) REVIEW Its lightweight design ensures accessibility

Its lightweight design ensures accessibility in emergencies

Use in conjunction with model #640-4 Road Model or #640-5 Standard Model Backer Rod Insertion Tools

Heat-Resistant Silicone Roller: The combo tool features a heat-resistant silicone roller

Li-Ion Lithium rechargeable battery

600 Series B-Line Manual Multi-Component Cartridge Extension Gun (2:1) & (1:1) REVIEW Its lightweight design ensures accessibilityB Line Multi Component Dispensing Gun with smooth & powerful Highest Thrust 26: 1 Ratio Drive. Save your back with this stand up extension version of our most popular gun for 2 component 2: 1 mix ratio 300 X 150ml cartridges. Convertible to 300 X 300 ml 1: 1 mix ratio with parts included. For sealing traffic detector induction loops, pavement expansion joints and roof membrane lap joints. Also epoxies & adhesives for construction joints, crack