Delrin spools for making servo winches. These spools are made of Acetal Delrin, They are very strong and very light!! Designed to sit down tight to the servo and not allow the string to tangle underneath.
Made for 25t spline servo.
Approx 12mm from top of servo tall.
Approx 22.5mm across.
Weighs less then 6 grams.
You may need to drill a small hole to feed your line through.
You may also want to check out our winch line, fairleads, and hooks that all work well with this product.