Shooters Choice bore mops feature a densely packed, highly absorbent, cotton mop that is ideal for applying your favorite Shooters Choice gun solvent or lubricant. The aluminum stem will not damage your barrel and is equipped with standard 8-32 threads.Features : Cleans: .30-06, .30-.30, .303, .308, .300 Blackout.300 win mag, 7.62 and other variants Length: 3 Inch Thread: 8-32 Includes: 1 Cotton Bore Mop