Overview Reviews Product Description Heavy-duty construction with swivel barrel for caulking convenience. Extra-long hand grips specially designed for high-viscosity products. 26-to-1 ratio. Product Videos Custom Field Product Reviews Write a Review Write a Review × Crest Swivel Barrel Cartridge Gun (GCAS-26) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *