{"product_id":"hjc-f100-reff-mc21-modular-motorcycle-helmet-large-part-number-eh06nus6321v","title":"HJC F100 Reff MC21 Modular Motorcycle Helmet, Large – Part Number EH06NUS6321V","description":"F100 Modular Helmet - Reff - MC21 - Large\n\u003cp\u003eThe HJC F100 Reff MC21 Modular Motorcycle Helmet in Large combines a lightweight fiberglass composite shell with advanced protection, ventilation, and rider-focused comfort. Its impact-resistant construction supports dependable performance for touring, commuting, and everyday street riding. The aerodynamic shell design works with HJC’s Advanced Channeling Ventilation System to promote steady airflow and help reduce heat and moisture buildup during extended rides.\u003c\/p\u003e\u003cp\u003eThis HJC modular helmet is equipped with an HJ-45 visor that provides 99% UV-A and UV-B protection and is Pinlock prepared for improved fog resistance when paired with a compatible insert. The compact visor mechanism uses an advanced rotation system and includes an adjustable sun shield mechanism. The visor can extend by approximately 0.3 inches to improve coverage in bright conditions. The 3D contour design helps create a secure, comfortable fit, while the Large-size configuration uses the HJ-45B visor specification.\u003c\/p\u003e\u003cp\u003eInside, removable and washable crown and cheek pads make cleaning and maintenance convenient. The antibacterial fabric interior is designed to wick moisture and dry quickly, helping maintain comfort during changing riding conditions. The HJC F100 Reff MC21 is suited to riders seeking the convenience of a modular helmet with practical ventilation, visor adjustability, and a refined interior fit. This Large model is identified by HJC manufacturer part number EH06NUS6321V and vendor part number EH06NUS6321V.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFiberglass composite shell: Lightweight construction with high impact resistance\u003c\/li\u003e\n\u003cli\u003eAdvanced Channeling Ventilation System: Aerodynamically developed airflow system for improved interior ventilation\u003c\/li\u003e\n\u003cli\u003eHJ-45 visor: Provides 99% UV-A and UV-B protection and is Pinlock prepared\u003c\/li\u003e\n\u003cli\u003eCompact visor mechanism: Durable advanced rotation system for smooth visor operation\u003c\/li\u003e\n\u003cli\u003eAdjustable sun shield mechanism: Allows the visor to extend approximately 0.3 inches for improved sun protection\u003c\/li\u003e\n\u003cli\u003e3D contour design: Promotes a secure fit with enhanced rider comfort\u003c\/li\u003e\n\u003cli\u003eRemovable and washable interior: Crown and cheek pads can be removed for convenient cleaning\u003c\/li\u003e\n\u003cli\u003eAntibacterial fabric interior: Helps wick moisture and supports quick drying\u003c\/li\u003e\n\u003cli\u003eLarge-size visor fitment: Uses the HJ-45B visor specification for Large through 2XL helmet sizes\u003c\/li\u003e\n\u003cli\u003eModel: F100 Reff MC21 modular motorcycle helmet\u003c\/li\u003e\n\u003cli\u003eBrand: HJC\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: EH06NUS6321V\u003c\/li\u003e\n\u003cli\u003eVendor part number: EH06NUS6321V\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HJC","offers":[{"title":"Default Title","offer_id":67549193994475,"sku":"01003269","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/5627079.png?v=1790687216","url":"https:\/\/ctracingservices.com\/products\/hjc-f100-reff-mc21-modular-motorcycle-helmet-large-part-number-eh06nus6321v","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}