Zaffiri Precision match grade barrels for Glock G19 Gen 1-4. High quality performance you demand with an easy drop-in barrel upgrade. 416R stainless steel construction, 1:10 twist. Stress relieved and heat treated to RC 40-42. Made to work with Lead, plated or jacketed ammunition. Large "ZP" Logo machined on the Port Side of the lockup. Made in the USA.#html-body [data-pb-style="62DF828CE62AE"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF828CE62BB"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}