The OPS‑CORE CBRNE Chinstrap Extender adds approximately 3.5″ (about 8.9 cm) to the helmet chinstrap, allowing the strap to be fastened over a CBRNE or protective mask while preserving comfort and secure fit. Easy to attach/detach via a quick‑release buckle, it’s an ideal upgrade for FAST / SENTRY h
The CBRNE Chinstrap Extender adds about 3.5" to your helmet chinstrap — enough to secure the helmet over a CBRNE or protective mask while maintaining a snug and stable fit. Installation and removal are simple thanks to a quick‑release buckle design. Compatible with Head‑Loc® chinstrap systems only. [oai_citation:14‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Features
Extends chinstrap by 3.5″ (≈ 8.9 cm) — ideal when wearing a gas mask or protective CBRNE mask. [oai_citation:15‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Quick‑release buckle — fast attach & removal without tools. [oai_citation:16‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Compatible with Head‑Loc® chinstrap systems used on FAST / SENTRY helmets. [oai_citation:17‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Very lightweight — approximately 21 g, adding minimal extra weight. [oai_citation:18‡varuste.net](https://varuste.net/en/p100636/ops-core-chinstrap-extender?utm_source=chatgpt.com)
Ideal for protective, CBRNE, tactical, special ops, training, rescue or any mask‑and‑helmet combination usage. [oai_citation:19‡HCC Tactical](https://www.hcctac.com/products/cbrne-chinstrap-extender?srsltid=AfmBOooglbeiJmsBcMlDZxLxldPT-j4UiX1EvEY5V4NhHHPrhkClnSrx&utm_source=chatgpt.com)
Weight: ~0.021 kg (21 g) [oai_citation:21‡varuste.net](https://varuste.net/en/p100636/ops-core-chinstrap-extender?utm_source=chatgpt.com)
Compatibility: Head‑Loc® chinstrap systems on OPS‑CORE FAST / SENTRY helmets only [oai_citation:22‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Attachment: Quick‑release buckle — no tools required [oai_citation:23‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Use case: Helmet + gas mask / CBRNE mask ensembles requiring additional chinstrap length.
Who It's For / Use Cases
Great for units performing CBRNE operations, protective mask deployments, tactical teams, law enforcement, rescue / fire / hazmat response, security teams, training groups, or any user needing reliable helmet + mask compatibility with minimal equipment change. [oai_citation:24‡HCC Tactical](https://www.hcctac.com/products/cbrne-chinstrap-extender?srsltid=AfmBOooglbeiJmsBcMlDZxLxldPT-j4UiX1EvEY5V4NhHHPrhkClnSrx&utm_source=chatgpt.com)
FAQ
Q: Will this extender fit any helmet? A: No. This Extender only works with helmets using Head‑Loc® chinstrap systems — most commonly OPS‑CORE FAST / SENTRY models. Other strap systems may not be compatible. [oai_citation:25‡shop.gentexcorp.com](https://shop.gentexcorp.com/ops-core-cbrne-chinstrap-extender/?srsltid=AfmBOoqA7rzewmu-cLmxWIq1e1TswepadC4_v_5YnNFcGXUfaKZCVKEY&utm_source=chatgpt.com)
Q: Does it affect comfort or stability? A: Generally not — at ~21 g additional weight and designed to integrate with existing strap systems, the Extender maintains helmet comfort and fit. [oai_citation:26‡varuste.net](https://varuste.net/en/p100636/ops-core-chinstrap-extender?utm_source=chatgpt.com)
About K.T.Tactical Taiwan
This product is supplied by K.T.Tactical 鎧德戶外. We guarantee genuine OPS‑CORE gear and offer professional support and after‑sales service.
