Brownells Detent Ball Spring Refill 1/4 inch (6.3mm) 20 Pack

Brownells detent ball spring refill kit designed for gunsmithing applications. Each spring measures 1/4 inch (6.3mm) in diameter and 3/4 inch in length. This 20-pack provides replacement springs for various firearm detent mechanisms. Essential components for professional gunsmiths and firearms enthusiasts performing maintenance and repair work.