Tactical Rail Systems | AR15 Free Float Handguards, AR Rail System, Carbine Length Handguards, Rail system for M4 https://operationparts.com/product-category/rifle/ar15-sr15-upper-receiver/handguards-rail-systems-accessories/free-float-handguards/ Thu, 16 Apr 2026 17:54:04 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://operationparts.com/wp-content/uploads/2025/05/cropped-sqlogo-32x32.jpg Tactical Rail Systems | AR15 Free Float Handguards, AR Rail System, Carbine Length Handguards, Rail system for M4 https://operationparts.com/product-category/rifle/ar15-sr15-upper-receiver/handguards-rail-systems-accessories/free-float-handguards/ 32 32 KAC-Knight’s Armament SR-16 FF RAS 5/Suppressor Package https://operationparts.com/product/kac-knights-armament-sr-16-ff-ras-5-package/ https://operationparts.com/product/kac-knights-armament-sr-16-ff-ras-5-package/#respond Thu, 29 Jan 2026 14:17:32 +0000 https://operationparts.com/?post_type=product&p=178426 KAC-Knight’s Armament SR-16 FF RAS 5/Suppressor Package (124430) The 10.75 KAC FF RAS 5 handguard was developed for use on SR-16 platforms, specifically optimized for modern KAC upper receivers with a notched receiver configuration with 11.5″ barrel. The enhanced barrel nut interface, along with robust construction keep deflection minimal. Host receiver must have corresponding notch […]

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]]> https://operationparts.com/product/kac-knights-armament-sr-16-ff-ras-5-package/feed/ 0 KAC-Knight’s Armament SR15, URX6 Handguard, 12.75″ https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-1275/ https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-1275/#respond Fri, 26 Sep 2025 19:06:59 +0000 https://operationparts.com/?post_type=product&p=176449 KAC-Knight’s Armament SR15, URX6 Handguard, 12.75″ (122025-2) The Knights Armament URX-6 is designed for KAC SR-15 uppers with notch cut out. The 12.75″ length is ideal for 13.7″ & 14.5″ SR-15 MOD2 barrels. The SR-15 URX-6 is only compatible with notched uppers *SR-15/SR-25 URX-6 tool kit required for installation, not included, but sold here

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]]> https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-1275/feed/ 0 KAC-Knight’s Armament SR15, URX6 Handguard, 15″ https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-15/ https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-15/#respond Fri, 26 Sep 2025 18:54:42 +0000 https://operationparts.com/?post_type=product&p=176446 KAC-Knight’s Armament SR15, URX6 Handguard, 15″ (122025-1) The Knights Armament URX-6 is designed for KAC SR-15 uppers with notch cut out. The 15″ length is ideal for 16″ SR-15 MOD2 barrels. The SR-15 URX-6 is only compatible with notched uppers SR-15/SR-25 URX-6 tool kit required for installation (not included), sold here

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]]> https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-15/feed/ 0 KAC-Knight’s Armament SR15, URX6 Handguard, 10.5″ https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-105/ https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-105/#respond Fri, 26 Sep 2025 18:32:26 +0000 https://operationparts.com/?post_type=product&p=176443 KAC-Knight’s Armament SR15, URX6 Handguard, 10.5″ (122025) Enhance your SR-15 rifle’s performance with the Knights Armament URX-6 10.5″ Handguard, precision-engineered for 11.5″ Mod 2 barrels. This premium accessory delivers stability, allowing tactical enthusiasts and professionals to customize their setup for superior handling and accuracy Key Features Advanced M-LOK Compatibility: Features ample negative-space M-LOK slots on multiple […]

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]]> https://operationparts.com/product/kac-knight-s-armament-sr15-urx6-handguard-105/feed/ 0 KAC-Knight’s Armament FF RAS 5, 10.75” https://operationparts.com/product/kac-knight-s-armament-ff-ras5-1075/ https://operationparts.com/product/kac-knight-s-armament-ff-ras5-1075/#respond Thu, 10 Jul 2025 14:24:54 +0000 https://operationparts.com/?post_type=product&p=175045 KAC-Knight’s Armament FF RAS 5, 10.75” (118234-1) The Knight’s Armament Free Float RAS 5 for 5.56 Knight’s Armament upper receivers. The kit comes with the barrel nut tool to attach the barrel nut to the receiver. NOTE: FF RAS 5 can only be installed on KAC Notched Upper Receivers  There is no lead time on […]

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]]> https://operationparts.com/product/kac-knight-s-armament-ff-ras5-1075/feed/ 0 Daniel Defense Rail Interface System III, RIS III, 10.5″ Black https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-10-5-black/ https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-10-5-black/#respond Thu, 02 Feb 2023 22:41:26 +0000 https://operationparts.com/?post_type=product&p=122667 Daniel Defense Rail Interface System III, RIS III, 10.5″ Black (01-004-03261-006) The Daniel Defense RIS III Rail Interface System takes the proven design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding versatility by utilizing M-LOK attachment. You get the same proven free-float barrel design, durable […]

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]]> https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-10-5-black/feed/ 0 Daniel Defense Rail Interface System III, RIS III, 12.5″, FDE https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-12-5-fde/ https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-12-5-fde/#respond Thu, 02 Feb 2023 22:37:35 +0000 https://operationparts.com/?post_type=product&p=122661 Daniel Defense Rail Interface System III, RIS III, 12.5″, Flat Dark Earth (01-004-03086-011) New for 2023 The Daniel Defense RIS III Rail Interface System takes the battle-tested design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding versatility by utilizing M-LOK attachment. You get the same […]

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]]> https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-12-5-fde/feed/ 0 Daniel Defense Rail Interface System III, RIS III, 12.5″, Black https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-12-5-black/ https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-12-5-black/#respond Thu, 02 Feb 2023 22:35:42 +0000 https://operationparts.com/?post_type=product&p=122655 Daniel Defense Rail Interface System III, RIS III, 12.5″, Black (01-004-03086-006) The Daniel Defense RIS III Rail Interface System takes the proven design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding versatility by utilizing M-LOK attachment. You get the same proven free-float barrel design, durable […]

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]]> https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-12-5-black/feed/ 0 Daniel Defense Rail Interface System III, RIS III, 9.5″, Black https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-9-5-black/ https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-9-5-black/#respond Thu, 02 Feb 2023 22:26:06 +0000 https://operationparts.com/?post_type=product&p=122647 Daniel Defense Rail Interface System III, RIS III, 9.5″, Black (01-004-02976-006) The Daniel Defense RIS III Rail Interface System takes the proven design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding versatility by utilizing M-LOK attachment. You get the same proven free-float barrel design, durable […]

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]]> https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-9-5-black/feed/ 0 Daniel Defense Rail Interface System III, RIS III, 13″, Black https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-13-black/ https://operationparts.com/product/daniel-defense-rail-interface-system-iii-ris-iii-13-black/#respond Thu, 02 Feb 2023 22:19:24 +0000 https://operationparts.com/?post_type=product&p=122640 Daniel Defense Rail Interface System III, RIS III, 13″, Black (01-004-02383-006) The Daniel Defense RIS III Rail Interface System takes the proven design of our two-piece RIS II rails—used by U.S. Special Operations Command (SOCOM) since 2006—and reduces weight while adding versatility by utilizing M-LOK attachment. You get the same proven free-float barrel design, durable […]

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