Open-frame caulk guns

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

cordless, open-frame, for cartridges: 300 ml, stock ratchet, pressure: 2000 N, battery: 18 V, not included

mechanical, open-frame, for cartridges: 300 ml, stock round, weight 465 g

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