Asterisk makes knee braces and protection systems for off-road motorcycling and other sports, with guides for correct fitting, adjustment, inspection, and care.
Asterisk makes knee protection systems, including the Ultra Cell and Carbon Cell ranges, for off-road motorcycling and other sports.
Browse model-specific manuals for fitting, strap adjustment, anti-rotation tether installation, inspection, and care. Follow the intended-use limits and maintenance instructions for your exact brace.
For repair or warranty assistance, contact Asterisk or your local distributor and keep your original purchase receipt.
Selected manuals from manuals+ curated for this brand.
Common questions about manuals, registration, and support for this brand.
Choose the manual matching your exact model and version, such as Ultra Cell 3.0, Ultra Cell 4.1, or Carbon Cell 1. Fitting steps, components, and warranty terms may differ.
Call +1-951-268-6790 or email customerservice@asterisk.com. Your local Asterisk distributor can also assist with service and warranty requests.
The supplied manuals recommend hand-washing specified frames, padding, and securement components with mild soap or detergent and allowing them to air dry. Follow your model's instructions; do not use bleach where prohibited.
Check the frame for cracks, hinges for proper movement and loose hardware, and straps or tethers for damage. Discontinue use if you find damage or concerning wear and contact Asterisk.
Keep your original purchase receipt and contact your local Asterisk distributor. Coverage varies by model and component, and the supplied manuals specify restrictions including original-purchaser and country-of-purchase requirements.