Zaffiri Precision aftermarket slide for Sig P365 XL. This slide is part of Zaffiri Precision's Ready To Ship (RTS) slide series that they pre-cut and coat to insure your order ships quickly. This means no additional wait times for coating or optic cuts and no need to send your slide to us! Single billet 17-4 stainless steel slides are made with tight tolerances that allow an increase in accuracy and performance. 100% American made and manufactured. These are among the best aftermarket slides available. These slides are designed to work with the NEW STYLE Sig P365 Extractor. Compatible with and designed to fit Sig P365 XL frame. Easy to install and machined from B Mfg: Zaffiri Precision