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Accessories & Spares Available.

Accessories and spares are available for this product. From spare visors to cheek pads, you can download the list below and check what's compatible. You can then contact your retailer for spare parts.

The information sheet is an Adobe PDF format. You may need to download Acrobat Reader to view the file.

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Pressure secured interior.

Introducing PSi (Pressure Secured Interior) - Nitro's air pressure assisted helmet fitting technology allowing riders to custom fit their helmets for added comfort and security. Once the helmet is in place micro adjustments can be made to perfectly adjust the fitting by inflating and deflating the PSi system to your own personal preference.

Evolution range.

Our collection of helmets from the Nitro Evolution Range. Evolved design and construction in a World with ever changing technology.

Carbon Fibre Construction.

These helmet shells are constructed using the latast Carbon Fibre techniques. Offering exceptional light weight to strength ratios for the ultimate road and race performance and protection.

Fibreglass construction.

These helmet shells are produced using an advanced race engineered tri-composite construction for ultra efficient impact absorption and weight reduction.

Lightweight construction.

Simple, this product is made from light weight materials without compromising the high levels of safety you come to expect from the Nitro brand. Reduced weight for rider comfort. Low weight, high safety.

Double Visor System.

Featuring integral DVS (Double Visor System) for improved riding safety in all light conditions. The internal dark visor can be activated easily whilst riding for bright conditions and then simply retracted as the light reduces.

Pinlock prepared visor.

Featuring PINLOCK® prepared visor easy and convenient fitment of the PINLOCK® fog free lens system.

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COOLMAX® lining.

Internal comfort helmet liner system showcasing COOLMAX® by INVISTA.

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SHARP 5 star rating.

SHARP helmet safety scheme, the Safety Helmet Assessment and Rating Programme.

The SHARP rating system helps you make a more informed choice when choosing a helmet. When you think motorcycle helmet safety, think SHARP.

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Waterproof construction.

High quality materials and superior construction techniques give these Nitro products 100% waterproof capabilities.

MPT (Multi-Poly-Tech) shell.

Advanced aerodynamic MPT (Multi-Poly-Tech) polycarbonate shell constructed to the latest ECE 22.05 helmet safety standard.

Genuine Leather.

These products are made from genuine high quality leather hide offering superior strength in construction and excellent resilience to wear and damage under the harshest conditions.


SHOKBLOK® specialises in the design and manufacture of industry specific personal protective equipment for motorcyclists.

A selection of flexible polyurethane SHOKBLOK® armour protectors are fitted to our garments. Constructed from a soft, supple composite polymer foam, which provides excellent comfort, whilst offering industry leading impact energy absorption. Lightweight, flexible and stunning performance. You really are in safe hands.

All SHOKBLOK® products are produced to exacting standards and independently tested and approved by an EC certified test house. Certified to EN1621-1/97 and EN1621-2/2000 to comply with PPE Directive 89/686/EEC.

Micro Sites

Here we have links to our Micro and Satalite sites. These sites offer more information about specific products and models.

Aikido Micro Site.

N-PSi Pump DVS Micro Site.

NGMP Revolution DVS Micro Site.

Nitro Rostrum Series (NRS)

Nitro Rostrum Series - a premium range of helmets built on our 60 year foundation of motorcycle industry experience. encompassing the latest technology and innovation we offer our highest specification helmets to date. Rostrum Series - Number One, Always!

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