It is either a merchant or a salesperson. If I were you I'd go with merchant.
The best place to look for ceramic ball bearings is an online website that sells goods. Amazon, and Ebay are great places to start. Acer Racing has been known to sell this product as well.
A haberdashery is a place where goods are sold by a haberdasher or the shop where a haberdasher sells his merchandise. Haberdashers originally were merchants who sold buttons, zippers, etc. for use in making clothes but the modern meaning of Haberdasher is someone who sells men's clothing. Common clothing items you will find at a haberdashery selling formal clothing (like suits and dress shirts) and accessories that go along with it, such as socks, gloves, hats, belts, and ties.
target or walmart
Gun Shops and if a sporting goods store sells starter pistols they will most likely sell blanks. There are 22 blanks that are used to drive nails into concrete. They come different power levels and should work for blanks in a starter pistol. Any lumber supply should carry them.
Hermit
A trader is someone who purchases or sells, voluntarily swap of goods and services. A consumer is a person, organisation or a business that buys goods and services.
someone who sells goods someone who sells goods Supply and Demand.
SALESMAN
Merchant
businessess produce goods and services and sells them to households
man buys,sells and distributes goods and services
A merchant is a person who sells goods to you for a price.
Vendor / merchant
A person who buys and sells goods to make money is an entrepreneur. They have created a business that will hopefully generate profits.
A producer is a person or company that makes goods and then sells them.
A wholesaler is basically the 'origin' (manufacturer, etc.) of goods. The distributor is the person or business who buys goods from the wholesaler and sells goods to a dealer. A dealer is the person or business who sells goods to the public (me and you).
An auctioner. As in, a person who works at an Auction.