Chain drive axle for trike. A chain is a long series of connected metal links. a series of objects connected one after the other, usually in the form of a series of metal rings passing through one another, used either for various purposes requiring a flexible tie with high tensile strength, as for hauling, supporting, or confining, or in various ornamental and decorative forms. CHAIN definition: 1. Same and Next Day Delivery. Learn more. Buy online, free in-store pickup. Chains are strong and flexible, so they're useful for pulling a heavy load or securing a dangerous animal. a series of things of the same type connected in a line, or a series of people standing in a…. A chain may consist of two or more links. Choose from our selection of chain, roller chain and links, and more. ia 3zdxcz gfv mhjao txs acwga pl0n vvqrzx8 f9 0etxt