--- title: "Sig Sauer P365 21-Rd Magazine With Witness Holes" description: "Factory 21-round 9mm magazine for P365, X, XL, XMACRO, AXG-LEGION, and FUSE models. Includes rear witness holes and an orange follower." canonical_url: "https://www.kygunco.com/product/sig-sauer-p365x-macro-21rd-magazine" meta: author: KYGUNCO "og:description": "Factory 21-round 9mm magazine for P365, X, XL, XMACRO, AXG-LEGION, and FUSE models. Includes rear witness holes and an orange follower." "og:image": "https://cdn.kygunco.com/assets/products/280746/thumbnail.jpg?v=1741020816" "og:image:height": "500" "og:image:width": "500" "og:title": "Sig Sauer P365 21-Rd Magazine With Witness Holes" --- > Index of every page on this site: [llms.txt](https://www.kygunco.com/llms.txt) [Home](https://www.kygunco.com/) / [Shooting](https://www.kygunco.com/category/shooting) / [Gun Parts](https://www.kygunco.com/category/shooting/gun-parts) / [Magazines](https://www.kygunco.com/category/shooting/gun-parts/magazines) / [Handgun Magazines](https://www.kygunco.com/category/shooting/gun-parts/magazines/handgun-magazines) / SGS-8901594 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/280746/main.jpg?v=1741020816) For illustration purposes only, this image may not be an exact representation of the product. # SIG SAUER P365X-Macro 21rd Magazine Factory 21-round 9mm magazine for SIG Sauer P365 models, including standard, X, XL, XMACRO, AXG-LEGION, and P365-FUSE. It features rear witness holes, an orange follower for easy unloaded identification, and a black baseplate. The baseplate seats flush in P365-XMACRO, AXG LEGION, and FUSE size grip modules, with a visible gap in standard, X, and XL grips. 5.0 ** ** ** ** ** [1 review](#reviews) $49.99 ** 4 interest-free payments of **$12.50** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** Online In Store ** Flat Rate $13.94 for every 25 lbs. Shipping to HI & AK may incur additional fees. ** Ships To Your Home Handled by our expert shippers in Bardstown, KY. Almost gone. Order now before it sells out. Item # 280746 Style 8901594 UPC 798681693443 Condition New Manufacturer [Sig Sauer](https://www.kygunco.com/brand/sig-sauer) Round Capacity 21 Caliber 9mm Weight 1 lb This factory magazine comes standard with the 21-round P365-FUSE model. This magazine will also work with ALL 9mm P365 models including the standard, X, XL, XMACRO, and AXG-LEGION. This magazine features rear witness holes to confirm loaded capacity, an orange follower that makes it easy to identify when unloaded, and a black baseplate. The baseplate is designed to be seated at the bottom of P365-XMACRO (AXG LEGION & FUSE) size grip modules. There will be a gap when seated in P365 Standard, P365X, and P365-XL size grip modules. ** WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov). 5.0 ** ** ** ** ** 1 review ** ** ** ** ** 1 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## Reviews ** Verified Customer Good quality magazine. They were in stock and got it shipped to me before the VA magazine limitation went into effect. 3 months ago ** ** ** ** ** ## More from Sig Sauer ```json {"@context":"https://schema.org","@graph":[{"@id":"https://www.kygunco.com/#website","@type":"WebSite","description":"Shop KYGUNCO for firearms, ammo, accessories, parts, and outdoor gear at low prices with fast, easy nationwide shipping.","name":"KYGUNCO","url":"https://www.kygunco.com/","publisher":{"@id":"https://www.kygunco.com/#/schema/organization/kygunco"}},{"@id":"https://www.kygunco.com/product/sig-sauer-p365x-macro-21rd-magazine#webpage","@type":"WebPage","description":"Factory 21-round 9mm magazine for P365, X, XL, XMACRO, AXG-LEGION, and FUSE models. 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