Brownells 1/8" x 0.75" L Detent Ball Spring Refill, Pack of 20

Eliminate the need to search for the appropriate detent ball spring. Optimize your time and resources with this kit of precisely-sized in-hole coil springs, designed to perfectly complement each size included in our detent ball kit. The kit provides 20 springs for each of the eight most commonly used detent ball sizes in the gunsmithing industry. These springs feature two closed (finished) ends and are of sufficient length to typically be divided into two separate springs, effectively doubling their utility.