Tajima Convoy Super Manual Caulking Gun for 310 ml Cartridges, Heavy-Duty Steel, Drip-Free, 360° Rotating Barrel, Black/Yellow

Professional contractors and serious DIYers reach for the Tajima Convoy Super when they need a caulking gun that won't quit on the job site. Built around a heavy-duty steel frame and an open skeleton barrel, this manual dispenser handles standard 310 ml cartridges of silicone, acrylic, polyurethane, adhesives, and sealants with smooth, consistent pressure. The ratchet-less mechanism and ergonomic comfort grip reduce hand fatigue during long runs, while the auto-stop plunger prevents messy drips after every bead.

Key specifications

• Gun type: Manual caulking gun (cartridge dispenser)
• Barrel type: Open barrel / skeleton frame
• Cartridge capacity: 310 ml (10.5 oz) standard
• Frame material: Heavy-duty steel
• Drip-free mechanism: Yes (auto-stop plunger)
• Barrel rotation: 360-degree
• Handle design: Ergonomic steel with comfort grip
• Plunger rod: Smooth rod
• Integrated features: Ladder hook, nozzle puncture tool
• Thrust performance: High thrust
• Construction grade: Professional / heavy-duty
• Color scheme: Black and yellow
• Country of manufacture: Japan

Why choose it

The Convoy Super is engineered for consistent, controlled dispensing. Its ratchet-less design delivers smooth bead control, while the 360-degree rotating barrel lets you caulk around corners and tight spaces without twisting your wrist. The auto-stop plunger stops sealant flow instantly when you release the trigger, eliminating drips and wasted material. The sturdy steel frame withstands daily job-site abuse, and the built-in ladder hook and nozzle puncture tool add practical convenience.

Ideal use cases

• Sealing expansion joints and gaps in construction
• Applying adhesives for panel installation
• Caulking around windows, doors, and baseboards
• Filling cracks in concrete and masonry
• Dispensing polyurethane sealants in automotive and marine applications

Good to know

This caulking gun is compatible with standard 310 ml cartridges and works with a wide range of sealant chemistries. Made in Japan, it reflects Tajima's reputation for precision and durability. The black and yellow color scheme provides high visibility on busy job sites. No batteries or air supply required—just load, point, and squeeze.