This is an Albion chinking gun for bulk application of chinking material from a 5 gallon pail. It includes two follow plates for both tapered and straight 5 gallon pails. The gun sells for about $120 new, and the follow plates are about $60 each. There are two metal interchangeable nozzles and a plastic nozzle. Also included is an extra gasket, handle, interchangeable plunger for sausage packs and owners manual. Albion is top of the line for chinking guns and most people prefer the manual model over an electric model. The gun was used to chink one log home and is in great shape.