Alpinestars RK7 Plasma Knee Brace

With a slim ergonomic design offering a high level of off-road performance and comfort during dynamic movement, the RK-7 PLASMA Knee Brace has been engineered to provide superior knee support, while still being lightweight, breathable, comfortable, and protective. This knee brace features a free-floating Nucleon PLASMA knee protector encased in an innovative asymmetric fiber reinforced frame construction for enhanced levels of rigidity.

Comes in a pair.

Key Features

• Provides structural integrity, rigidity, and comfort to reduce the risk of injuries to collateral ligaments, cruciate ligaments, and meniscus.
• Replaceable knee cups feature a polyurethane shell with Nucleon PLASMA protector for impact protection, flexibility, and scratch resistance.
• Replaceable upper and lower patella extensions ensure maximum coverage at any knee angle.
• Slim four-point hinge system tracks knee articulation; extension stops (0–30°) allow adjustment of opening angle.
• Stainless-steel bushings in the hinge feature anti-oxidation treatment.
• Nucleon PLASMA material is bio-based, viscoelastic, and energydissipating.
• Lightweight, ventilated protector ensures coverage and impact absorption in all riding positions.

Construction

• Nucleon PLASMA protector made from USDA-certified bio-based material.
• Soft-touch thermoformed padding maximizes comfort and keeps the brace in place; replaceable.
• Thermoformed condyle padding in multiple thicknesses for custom fit; replaceable.
• Shin padding reinforced with Nucleon PLASMA.
• Padded X-straps with non-slip backing secure the brace; profiled to prevent pinching when flexed.
• High-tensile buckles combine strength and flexibility for easy strapping.
• Upper and lower buckles lock via keyhole snapping system.
• Easily exchangeable extension stops (0, 5, 10, 15, 20, 25, 30°); replaceable.

Protection The Ce-certified Level 1 RK-7 PLASMA Knee Brace provides optimal structural integrity, rigidity and comfort, and thus reduces the rider’s risk of sustaining injuries to the medial and lateral collateral ligament, the anterior and posterior cruciate ligament, and the lateral and medial meniscus.

Constructed with a polyurethane outer shell, the replaceable knee cups are backed with a Nucleon PLASMA protector for the optimum blend of impact protection, flexibility and scratch resistance.

According to European statutory law the CE mark is a conformity requirement for the marketing of this product.

The following standards apply: Knee Protector: EN 1621-1:2012 LEVEL 1