One of the simplest designs I've ever found, and if you are careful, you can make more and use the handles on all! The handles move to 3 positions, both centered, one offset, both offset. No brake, no bearing to wear or get sand in. Had mine for nearly 30 years ....
From Into the Wind and many other shops - https://intothewind.com/kites/accessories/kite-line-reels/windbreaker-kite-line-reel.html