{"product_id":"shield-arms-s15-gen-3-15-round-9mm-magazine-for-glock-43x-48","title":"Shield Arms S15 Gen 3 15-Round 9mm Magazine for Glock 43X\/48","description":"\u003ch3\u003eShield Arms S15 Gen 3 15-Round 9mm Magazine for Glock 43X\/48\u003c\/h3\u003e\n\u003cp\u003eThe patented Shield Arms S15 Gen 3 is a flush-fitting 15-round steel magazine for the Glock 43X and Glock 48. It is the same length as the OEM Glock 10-round magazine but holds five more rounds — a 50% capacity increase in the same footprint — thanks to Shield Arms' staggered-round geometry. Available in QPQ Nitrocarb (black), Silver Nickel, and Black Nickel finishes. Made in the USA and backed by Shield Arms' Lifetime Warranty and \"Spring for Life\" guarantee.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e15-round capacity in a flush-fit profile (same length as OEM 10-round)\u003c\/li\u003e\n\u003cli\u003eSteel construction for enhanced durability\u003c\/li\u003e\n\u003cli\u003ePatented staggered-round geometry\u003c\/li\u003e\n\u003cli\u003eRaised ribs on the magazine back match OEM magazine position in the mag well\u003c\/li\u003e\n\u003cli\u003eGen 3: new US-based manufacturer, modular tooling, thicker\/tougher steel and new heat treat\u003c\/li\u003e\n\u003cli\u003eEasy-remove, impact-resistant base pad\u003c\/li\u003e\n\u003cli\u003eCompatible with Shield Arms magwells and S15 +2\/+5 extensions\u003c\/li\u003e\n\u003cli\u003eMade in the USA; Lifetime Warranty + Spring for Life guarantee\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Requires a Shield Arms steel magazine catch (Standard or Premium). Using the OEM polymer mag catch may result in reliability issues.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Shield Arms\u003c\/li\u003e\n\u003cli\u003eModel: S15 Gen 3\u003c\/li\u003e\n\u003cli\u003eCaliber: 9mm\u003c\/li\u003e\n\u003cli\u003eCapacity: 15 rounds\u003c\/li\u003e\n\u003cli\u003eCompatible Models: Glock 43X, Glock 48\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel\u003c\/li\u003e\n\u003cli\u003eFinish Options: QPQ Nitrocarb (Black), Electroless Nickel (Silver or Black)\u003c\/li\u003e\n\u003cli\u003eOverall Length: 5.04 in (same as OEM)\u003c\/li\u003e\n\u003cli\u003eWeight (empty): ~3.2 oz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat's in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1x Shield Arms S15 Gen 3 15-round magazine (selected finish)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eThis product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK is a federally registered trademark of GLOCK, Inc.\u003c\/em\u003e\u003c\/p\u003e\n\u003c!--\nINTERNAL USE ONLY - NOT CUSTOMER FACING\nManufacturer: Shield Arms (shieldarms.com - all finishes listed at $39.99 manufacturer direct)\nSource\/Distributor: RSR Group\n\nVARIANT: Nitrocarb\n  MPN: SA-S15-NC-GEN3 | RSR Stock #: MGSA-S15-NC-GEN3 | UPC: 850029544999\n  Dealer Cost: $32.50 | MSRP: $42.00 | Retail MAP: $37.80\n  Selling Price (set): $39.99 (= manufacturer price) | Compare-at: $42.00 (MSRP) | Margin: 18.7%\n\nVARIANT: Silver Nickel\n  MPN: SA-S15-N-GEN3 | RSR Stock #: MGSA-S15-N-GEN3 | UPC: 850029545309\n  Dealer Cost: $28.99 | MSRP: $45.00 | Retail MAP: $40.50\n  Selling Price (set): $40.50 (= MAP; manufacturer $39.99 is below RSR MAP) | Compare-at: $45.00 (MSRP) | Margin: 28.4%\n\nVARIANT: Black Nickel\n  MPN: SA-S15-BLKN-GEN3 | RSR Stock #: MGSA-S15-BLKN-GEN3 | UPC: 850029545316\n  Dealer Cost: $37.50 | MSRP: $45.00 | Retail MAP: $40.50\n  Selling Price (set): $40.50 (= MAP) | Compare-at: $45.00 (MSRP) | Margin: 7.4% - THIN\n\nDealer cost = RSR single-unit price shown on portal 9\/16\/2026 (no case-qty break displayed)\nShipping Weight: 0.25 lb set (manufacturer lists ~3.2 oz empty; RSR page publishes no weight) - confirm vs rsrinventory file field 7\nRequires Shield Arms steel mag catch - consider upsell \/ existing S15 combo listing\nRestriction Notes: 15-round magazine - capacity-restricted states (incl. MD 10-rd limit, CA, CO, CT, DE, HI, IL, MA, NJ, NY, OR, RI, VT, WA) - not for sale\/ship to restricted states unless buyer is exempt (LE\/documented)\n--\u003e\n","brand":"RSR Group","offers":[{"title":"Nitrocarb (Black)","offer_id":44569724944497,"sku":"SA-S15-NC-GEN3","price":41.99,"currency_code":"USD","in_stock":true},{"title":"Silver Nickel","offer_id":44569724977265,"sku":"SA-S15-N-GEN3","price":44.99,"currency_code":"USD","in_stock":true},{"title":"Black Nickel","offer_id":44569725010033,"sku":"SA-S15-BLKN-GEN3","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/7943\/3329\/files\/MGSA-S15-NC-GEN3_2_HR.jpg?v=1789585476","url":"https:\/\/safefirearmsales.com\/products\/shield-arms-s15-gen-3-15-round-9mm-magazine-for-glock-43x-48","provider":"SAFE Firearm Sales, LLC","version":"1.0","type":"link"}