The PC Products PC-Concrete epoxy adhesive kit includes a 50-ml cartridge of PC-Concrete paste, a PPM-50 dispensing gun, and two mixing nozzles for filling and repairing cracks in concrete as well as anchoring threaded rods, bolts, and dowels into concrete, grout-filled block, and unreinforced masonry in indoor and outdoor applications. The epoxy is made from a high-tack paste that resists moisture for application in damp environments and can be used in vertical applications. It comes in a cartridge with part A on one side and part B on the other. PC-Concrete meets American Society for Testing and Materials International (ASTM) C881-99 standards. The dispensing gun is made from steel for strength. It includes a thumb-release trigger for controlled application and a ladder hook for hanging.Specifications for the AdhesiveApplication temperature range35 to 115 degrees FService temperature-20 to +115 degrees FWorking time20 minutes (at 75 degrees F)Time until cured4 hours (at 75 degrees, also dependent on humidity and application size)Mix ratio1:1 Protective Coating Company manufactures products to repair and restore various materials, including wood and concrete. The company, founded in 1954, is headquartered in Allentown, PA.What"s in the Box?50-ml PC-Concrete epoxy adhesive paste in cartridgePPM-50 dispensing gun for 50-ml cartridge2 mixing nozzles