For the person that has everything, a desktop mini cannon! Makes an awesome paperweight! This mini cannon is precision machined from 304 stainless steel for the barrel and brite anodized 6061 aluminum for the base with your choice of brass or stainless steel hardware. The bore of the desktop cannon is .179" and is increibly precise. Standard .177" BB's do fit and make a great accessory for display along with Q-tip ramrods!