Sentence:  A peece as well renforst, as ever yet was wrought, The bravest peece for breech and bore, that ever yet was bought: The <WSD>mounture</WSD> so well made, and for my pitch so fit, As though I see faire peeces moe, yet fewe so fine as it: A peece which shot so well, so gently and so streight, It neyther bruzed with recule, nor wroong with overweight. 
Meaning of the word marked with <WSD> tags:  A part on any mechanical device that is used for mounting other parts.