• 365 Day ReturnsRefund or exchange
  • 200+ Top BrandsUK's largest range
  • 55,000+ Reviewsfrom bikers like you
  • 15+ Years OnlineTried, tested, trusted
  • Award WinningMCN retailer of the year
  • Next-day Delivery7 Days a Week

365 Day Returns

We simply don't believe in making the sale and moving on, we want to make sure our customers are happy with their purchase. That's why we now offer a full 365 day returns period. Simply relax, take your time and make sure it's right! All we ask is that you try the items within your own home and return with the tags intact.

200+ Top Brands

There simply isn't a better selection of biking brands anywhere in the UK and we're constantly updating every range to ensure you have the best choice available.

55,000+ Reviews

Whilst we know a bit about bikes and bike kit, the best road testers out there are our customers, real bikers, just like you. If you're looking for advice on what to buy, you'll find over 55,000 independent product reviews which we've posted, unedited, for all to see. Whether it's a question about sizing, quality or something else, our customer reviews are quite simply, the best place to start.

15+ Years Online

We've been serving the motorcycle community for more than 15 years now and in that time we've grown to be the largest online retailer of motorcycle clothing & accessories in the UK.

Award Winning

There's a reason why our competitors spend so much time watching what we do, we believe in customer service levels beyond the norm and we're always looking for ways to improve. In late 2013 we were recognised for this by the bike industry's No.1 publication, Motorcycle News. As retailer of the year, we feel it's our duty to constantly better our offering and if you have any ideas, we'd love to hear from you!

Next-day Delivery

It's simple, we're now shipping 7 days a week for delivery 7 days a week, so, whichever day you choose, you can have your order delivered the very next day! Order by 7pm Monday-Friday, 5pm on Saturday or 3pm on Sunday.

Knox Air V2 Part 47

CE approved shoulder/elbow/knee protector

View full details

Customer Reviews for Knox Air V2 Part 47

Knox Air V2 Part 47
June 9, 2018

Easy fit and comfortable

Used to replace worn out armour. Comfy and good fit when riding.

Read more
Knox Air V2 Part 47
December 15, 2017

So good

So good that items fit different products.

Read more
Knox Air V2 Part 47
March 10, 2014

Good fit, good price

Used on a Richa jacket does the job well.

Read more
Knox Air V2 Part 47
December 13, 2013

Very light and comfortable

Good fitting armour for my Triumph jeans.

Read more
Knox Air V2 Part 47
August 27, 2013

Protection with comfort

Very pleased. Used these to replace painful knee armour in leathers. Massive improvement in fit and comfort and still has the hard protective shell with closed cell foam impact absorption and CE approval.

Read more
Knox Air V2 Part 47
March 6, 2013

Good fitting armour

Good fitting armour, fits well in my jacket. It isn't uncomfortable or restrictive!! Really impressed with quick delivery.

Read more
Knox Air V2 Part 47
March 19, 2012

Excellent armour. Flexible. Good fit to jacket

Knox armour is reliable and comfortable.

Read more

Knox Air V2 Part 47

  • Designed to replace uncomfortable or crash damaged armour
  • Fits into a garment pocket measuring approximately 18cm wide x 22cm in length
  • Engineered in a 3-dimensional form for superior fit and comfort
  • Made from injection moulded LDPE with a honeycomb inner core for maximum impact protection
  • Soft, comfortable foam on the inside
  • 2 hinge points for added flexibility
  • Holes for breathability
  • Weight is only 80g
  • European standard EN1621/1-97
  • Transmitted force is only 21kN

Minimum required pocket dimensions
18cm wide x 22cm in length
Knox Inside is designed to replace uncomfortable or crash damaged armour. Part 47 is suitable for use as a large shoulder or small elbow or knee protector. It will fit into a garment pocket measuring approximately 18cm wide x 22cm in length. Knox Air V2 Impact Protectors are engineered in a three-dimensional form for a superior fit and comfort. Made from injection moulded LDPE (low-density polyethylene) they incorporate a honeycomb inner core for maximum impact protection on the outside and soft, comfortable foam on the inside. They also feature two hinge points for added flexibility and holes for breathability. Knox Air V2 protectors also offer significant weight advantages as the average weight of the finished protector is only 80g. When tested against the European standard EN1621/1-97 the transmitted force is only 21kN. This is some 40% lower than the maximum transmitted force allowed.



Knox is a British company that has been at the cutting edge of impact protection design since 1981. Their brand partners from around the world are some of the biggest companies in motorcycling that trust Knox and benefit from fitting Knox CE protectors in their garments. They have a very experienced team of experts who understand garment construction. Knox is the company behind the multi award winning Knox brand of Body armour, Original Equipment, Hand armour, Cold Killers and Dry Inside.

See all Knox products
Questions and Answers

Questions and Answers

  • Are these sold in pairs ?

    February 2, 2017

    Yes, this item is sold as a pair.

View similar products

Browse all Knox Body Armour, Browse all Motorcycle Body Armour
Your Recently Viewed items
What people say about us