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Hi John and welcome. Yes Sir, the S&W Model 57 Classic comes with the Internal Lock System (ILS). Cheers and stay safe!
Yes, it does have an internal lock system.
Hi John, this has the internal lock, you can see it in the pictures here >>> https://d2zd6ny1q7rvh6.cloudfront.net/f750fadd-e088-4f7b-95fc-489d8bc4a4fb/7c57f899ff084b1b84db53f58aee4907?response-content-disposition=inline%3B%20filename%2A%3DUTF-8%27%27150481_150482_Model_57_6inch.pdf&response-content-type=application%2Fpdf%3B%20time%3D20250613191500&Expires=1749945600&Signature=TQEx5rqA9ymtqs2w2RYmhYqgLecndO-cEkfh3mwvyZyBF2g3KxyqNHn580zbosM4rTFlaf3q3ZejbTlJiBLhLTvktQ1pp7YjBo3HK~lEkEagEq1~TeecfxO1uKcypFGhPxXuPLfbpH7JlweltLSTM9phAMt~KatEH5CmmJ3nlnjNDwZfR2ieYZCN6LHUxzlxifUILqrv1Ip1ltWbXrC7ai~b5YIrtUuKpRtG4679mXUeFB1byJyPfcm2KB79Vxz4cueg7gEM2oq-C8Xx1sB0ZqdiyB7sfDAH8lx9kamdnEMqrEvoY~3Qg-YecDEmCmVfE4oZR7G-e6MzHfbJJ1~OOQ__&Key-Pair-Id=APKAI33AGAEAYCXFBDTA , Stay safe & have a great day!
Good evening to you!! The S&W model 57 unfortunately has an internal lock system. Have a good rest of your day.
