Cute Young Brunette Girl In Black Stockings Wet In The Studio With Rain And Chains

• Chain drive, the main feature that differentiated the safety bicycle
• Chain gun, type of machine gun that is driven by an external power source, sometimes connected by a chain, to actuate the mechanism rather than using recoil
• Chain pumps, type of water pump where an endless chain has positioned on it circular discs
• Chain-linked Lewis, lifting device made from two curved steel legs