Open-frame caulk guns

mechanical, open-frame, for cartridges: 300 ml, stock round, pressure: 1600 Н

mechanical, open-frame, for cartridges: 300 ml, pressure: 2450 Н, weight 785 g

mechanical, open-frame, for cartridges: 300 ml, stock hexagonal

cordless, open-frame, for cartridges: 300 ml, stock ratchet, pressure: 2000 Н, battery: 18 В, 4 Ah, 1 per set