Hornady Lock-N-Load Modified Case .22 ARC Brass - A22A

This is a modified brass case designed for use with the Hornady Lock-N-Load Overall Length Gauge to accurately measure bullet seating depth. The case features a threaded case-head and .002" oversized neck to accept standard .22 ARC bullets, providing measurements accurate to .001". This specialized component is essential for precision reloaders who need exact cartridge specifications.