Brownells Detent Ball Refill 1/8" Diameter (3.2mm) 20-Pack

The Brownells Detent Ball Refill is a pack of 20 replacement detent balls measuring 1/8" (3.2mm) in diameter. Designed for gunsmithing applications, these small steel balls are used in various firearm assemblies and mechanisms that require detent retention. A convenient bulk refill pack ideal for professional gunsmiths and home workshop use.