Sentence:  A chain-type <WSD>come-along</WSD> is not as popular as a wire rope <WSD>come-along</WSD>, because the chain type is usually heavier and is designed primarily to be rigged for straight pulls. 
Meaning of the word marked with <WSD> tags:  A type of hand-operated winch used, for example, to tighten straps, chains, or ropes.