The Professional Drip-Free iQuip® Caulking Gun has a smooth trigger operation that provides the professional with maximum control whilst dispensing. The drip-free function removes pressure from the cartridge as the trigger is released to eliminate mess and frustration. The Reinforced Nylon gun makes an extremely lightweight option, at just 340g. It uses a round rotating tempered plunger rod ensuring longer lifetime with the variety of locking points when in use.