The OPS‑CORE RAILINK Enabled FAST SF Helmet System is a next‑generation tactical ballistic helmet offering 9 mm protection (1200 fps) with ultra‑light shell weight (~557 g for size L) and full system weight around 949 g. Featuring the LockDown™ liner system, Head‑Loc® Flex chinstrap, PowerPath™ ARC
The OPS‑CORE RAILINK Enabled FAST SF Helmet System is the next‑generation tactical ballistic helmet. It offers 9 mm protection (1200 fps) and ultra‑light shell weight (approx. 557 g for size L) with total system weight around 949 g. Equipped with the LockDown™ liner system, Head‑Loc® Flex chinstrap, PowerPath™ ARC rails and integrated RAILINK power/data system to support NVG, communications and other accessories. Sources confirm the weight and performance specs. [oai_citation:16‡RTS Tactical](https://www.rtstactical.com/products/ops-core-railink-enabled-fast-sf-ballistic-helmet-system?srsltid=AfmBOorPcezOcKsOVxgMnaeOCWEUNUuJcZq5FgB92rLS8Adt6lMjmOnb&utm_source=chatgpt.com)
Key Features
9 mm ballistic protection with highly reduced shell weight (~557 g size L). [oai_citation:17‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-railink-enabled-fast-sf-helmet-system/?srsltid=AfmBOorwJtYis3pWM-DUMdekTT6D7lmdV4QpZVSGmdGxsTVdJg3-HoK6&utm_source=chatgpt.com)
LockDown™ liner system with customizable pads and airflow design for comfort with heavy VAS/NVG gear. [oai_citation:18‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-fast-sf-next-generation-headborne-system/?srsltid=AfmBOopNujMUcYzEKtiiUUZTpsezapyJOXy0BddTBNH0330SucEfbjFy&utm_source=chatgpt.com)
Head‑Loc® Flex chinstrap – convertible over/under chin cup for compatibility with masks/CBRN. [oai_citation:19‡Equipnor](https://equipnor.se/wp-content/uploads/2025/05/20250421_OPS_FAST_NG_Highlights_Card_5x7_PRINT.pdf?utm_source=chatgpt.com)
PowerPath™ ARC rails and RAILINK integrated system – combine mechanical mounting and power/data routing in one platform, reducing cables and battery burden. [oai_citation:20‡Atomic Defense](https://www.atomicdefense.com/products/ops-core-railink-enabled-fast-sf-helmet-system?srsltid=AfmBOopTZP2sAtXiT0gW64c3OJY_o8B_GmXD2-ujHWTigicklI0jsbHq&utm_source=chatgpt.com)
Modular, backward/forward compatible with FAST helmet systems – future‑proof for accessory integration. [oai_citation:21‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-railink-enabled-fast-sf-helmet-system/?srsltid=AfmBOorwJtYis3pWM-DUMdekTT6D7lmdV4QpZVSGmdGxsTVdJg3-HoK6&utm_source=chatgpt.com)
System weight (Size L): ~2.09 lbs / 949 g. [oai_citation:24‡shop.gentexcorp.com](https://shop.gentexcorp.com/content/Ops-Core%20FAST%20SF%20Next%20Gen%20Data%20Sheet.pdf?srsltid=AfmBOoqwyyo57RUrFMVthM2RQ5XnPuiF3ixn70ys7TuEo5BadYZuh6jk&utm_source=chatgpt.com)
Operating temperature: –40 °F to 130 °F (–40 °C to 55 °C). [oai_citation:25‡Atomic Defense](https://www.atomicdefense.com/products/ops-core-railink-enabled-fast-sf-helmet-system?srsltid=AfmBOopTZP2sAtXiT0gW64c3OJY_o8B_GmXD2-ujHWTigicklI0jsbHq&utm_source=chatgpt.com)
Ingress protection: IP67 (1 m water immersion for 1 h). [oai_citation:26‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-railink-enabled-fast-sf-helmet-system/?srsltid=AfmBOorwJtYis3pWM-DUMdekTT6D7lmdV4QpZVSGmdGxsTVdJg3-HoK6&utm_source=chatgpt.com)
Sizes: M (53‑56 cm), L (56‑59 cm), XL (59‑62 cm), XXL (62‑64.5 cm). [oai_citation:27‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-railink-enabled-fast-sf-helmet-system/?srsltid=AfmBOorwJtYis3pWM-DUMdekTT6D7lmdV4QpZVSGmdGxsTVdJg3-HoK6&utm_source=chatgpt.com)
Colors available: Tan 499, Black, MultiCam. [oai_citation:28‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-railink-enabled-fast-sf-helmet-system/?srsltid=AfmBOorwJtYis3pWM-DUMdekTT6D7lmdV4QpZVSGmdGxsTVdJg3-HoK6&utm_source=chatgpt.com)
Who It’s For / Use Case
Ideal for military special operations, law enforcement tactical teams and advanced gear users. The helmet offers lightweight ballistic protection, accessory integration via power/data rails, and modular comfort for long‑duration operations or heavy NVG/comm configurations.
FAQ
Q: Can this helmet support night‑vision goggles and communications headsets with a single battery pack? A: Yes – the RAILINK system provides integrated power/data rails that allow NVG, comms and accessories to draw from a single source, eliminating multiple batteries and messy cables. [oai_citation:29‡RTS Tactical](https://www.rtstactical.com/products/ops-core-railink-enabled-fast-sf-ballistic-helmet-system?srsltid=AfmBOorPcezOcKsOVxgMnaeOCWEUNUuJcZq5FgB92rLS8Adt6lMjmOnb&utm_source=chatgpt.com)
Q: Is this helmet heavy for prolonged use? A: No – the shell weight has been reduced to ~557 g size L, and full system about 949 g, which is lighter than previous generation systems and helps reduce fatigue on extended wear. [oai_citation:30‡shop.gentexcorp.com](https://shop.gentexcorp.com/content/Ops-Core%20FAST%20SF%20Next%20Gen%20Data%20Sheet.pdf?srsltid=AfmBOoqwyyo57RUrFMVthM2RQ5XnPuiF3ixn70ys7TuEo5BadYZuh6jk&utm_source=chatgpt.com)
About K.T.Tactical Taiwan
This product is distributed by K.T.Tactical Taiwan. We provide authentic tactical gear, expert guidance and full after‑sales support.
Shipping & Payment
Delivery Options
7-11 Pickup only (C2C)
Family Mart Pickup only (C2C)
SF Express (International Shipping)
宅配快遞
金門展售店自取
Payment Options
Credit Card via NewebPay
LINE Pay
ATM虛擬代碼付款 (經由藍新)
CVS (Print out the bills in CVS and pay in the store)
