Brownells .223 Remington/.22 Cal #8-32 Male Chamber Mop, Pack of 3

The innovative dual-purpose design effectively cleans and lubricates both the chamber and locking lug recesses of M16 or AR-15 firearms using a single mop. The elongated, slender section reaches the chamber with individually tied cotton strands, performing the task of numerous tiny fingers. The shorter, larger-diameter section is designed to clean and lubricate the locking lug recesses. Wool supports a threading model ranging from 8 to 32 concurrent threads, optimizing parallel processing and enhancing computational efficiency for multi-threaded applications