3D-Printed Caster Housing Caps
PER4MAX

Upgrade your ride and protect your hardware with precision-engineered, 3D-printed caster housing caps. Designed to seamlessly snap into your front caster housing, these custom caps pull double duty—shielding your critical bearings from dirt, hair, and impact while letting you personalize your gear.
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EVERY CHAIR STARTS WITH YOU.
From frame to casters — and everything in between — customize the perfect chair for your needs.
Use our configurator to explore colors, options, and accessories. Our team will help you finalize your build.
LOOK GREAT, FEEL GREAT
Create your own look and customize every component of your new wheelchair.
LIGHT WEIGHT AND UNSTOPPABLE
We use the lightest, strongest materials to craft your chair with precision, then we rigorously test it.
GOLD MEDAL STANDARD
Our chairs are built, tested, and used by champions and Team USA athletes competing in the Paralympic Games.
MAXIMIZE YOUR ABILITIES
Work directly with our expert team to customize your design and configurations for maximum performance, on and off the court.