The New Precession Metal Hub design allows for removable arms secured only by a couple bolts. Bend an arm in a crash? You can now easily swap it for field repairs and get back in the air in minutes. Designed to be broken down to fit in most overhead bins for travel, making it the most portable frame designs on the market. Designed to go where you go you wherever you want to take it. Our new Tempered Aircraft Aluminum Alloy hubs., sourced, machined, and welded right in the heart of the San Francisco Bay Area melds traditional aircraft design with the highest in performance drone design.