Leatt Knee Brace X-Frame Hybrid Black – product view
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02 · Data & docs

The facts.

Technical data
Product typeCage-type knee brace with hybrid knee cup
ChassisInjected carbon composite, dual hinge
HingesSlim inner hinge, metal-geared outer hinge
Knee cupHybrid ReaFlex impact gel
Impact certificationEN 1621-1 Level 1 (knee)
Hyperextension stops10°, 15°, 20°, 25°
FitNumbered straps, interchangeable hinge padding, separate sleeve
SizesS, M, L, XL, XXL
ColourBlack
DescriptionThe whole story▼

Leatt calls the X-Frame Hybrid its top-level cage-type knee brace. It combines the dual-hinge carbon composite chassis of the X-Frame with a Hybrid ReaFlex impact gel knee cup, so ligament support and kneecap impact protection come together in one brace.

Leatt designed it to help reduce forces on the knee and the risk of ACL, MCL and meniscus injuries. Leatt also highlights a separate sleeve and numbered straps, both aimed at a consistent, comfortable fit every time you put it on.

Key Features

  • Dual-hinge injected carbon composite chassis
  • Hybrid ReaFlex impact gel knee cup
  • Designed by Leatt to help reduce the risk of ACL, MCL and meniscus injuries
  • Knee impact protection certified to EN 1621-1 Level 1
  • Slim inner hinge for bike feel, metal-geared outer hinge for precision
  • Hyperextension stops at 10°, 15°, 20° and 25°
  • Numbered straps and interchangeable hinge padding sizes
  • Separate sleeve for comfort and freedom of movement

How the brace works

Leatt designed the frame to help reduce forces on the knee and so the risk of injuries to the anterior cruciate ligament, the medial collateral ligament and the meniscus. Adjustable hyperextension stops at 10°, 15°, 20° or 25° restrict how far the knee can straighten, intended by Leatt to help reduce ACL injuries.

The hybrid knee cup

Where the standard X-Frame leaves the kneecap to a separate guard, the Hybrid integrates a ReaFlex impact gel knee cup. The knee is CE tested and certified as impact protection to EN 1621-1 Level 1. For riders who want one product on the knee instead of a brace plus a pad, that is the deciding difference.

Chassis and hinges

The chassis is injected carbon composite. On the inside, a slim hinge keeps the profile low where your knee grips the bike, which Leatt says gives superior bike feel. On the outside, a metal-geared hinge provides precise movement and durability. Leatt's material data lists about 60% carbon fibre composite, 20% polyamide, 10% polypropylene, 5% AirFlex impact gel and 5% other components.

Fit and comfort

Numbered straps make it easier to fasten the brace the same way every time. Interchangeable hinge padding sizes let you tune the fit around your knee, and the separate sleeve allows freer movement, according to Leatt. A low-profile shin bone pad is designed to fit inside all boots.

Sizes

Five sizes from S to XXL are available. Leatt's documents refer to the X-Frame Hybrid as a pair. Packaging is plastic-free.

What you should know

This is a knee brace that needs careful set-up of straps, padding and hyperextension stops; take time with the manual before the first ride. Note that hyperextension stops here run from 10° to 25°, while the standard X-Frame uses 5° to 20°. No brace can prevent every injury, and it should be checked after a heavy crash. Leatt's material data names AirFlex gel, while its product page calls the knee cup ReaFlex; we follow the product page.

Colour

All in black, the X-Frame Hybrid looks compact despite its integrated knee cup. The dark cup and chassis blend into one unit under your pants, and the metal outer hinge is the only accent.

Specifications

Product type Cage-type knee brace with hybrid knee cup
Chassis Injected carbon composite, dual hinge
Hinges Slim inner hinge, metal-geared outer hinge
Knee cup Hybrid ReaFlex impact gel
Impact certification EN 1621-1 Level 1 (knee)
Hyperextension stops 10°, 15°, 20°, 25°
Fit Numbered straps, interchangeable hinge padding, separate sleeve
Sizes S, M, L, XL, XXL
Colour Black
What's includedEverything in the box▼
  • 1x pair of knee braces (left and right)
DownloadsOwner's manual · brochure▼
07 · Support

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Within the EU, no — our prices already include all duties and EU VAT. For deliveries outside the EU (e.g. Switzerland, the UK or the USA), your order may be subject to import duties and taxes set by your country. These are collected by the carrier when your parcel arrives, aren’t included in our prices, and are outside our control.

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08 · Paddock

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