Pro-Shot .22 Cal Cotton Bore Mop Pack of 12. These Cleaning Rods & Accessories by Pro-Shot are constructed of 100percent cotton and manufactured with a brass core and looped end for durability. The Pro-Shot Bore Cotton MOP can be used for quick cleaning and bore lubrication making it a versatile accessory for your toolbox of gun maintenance supplies. Whether you need to quickly clean out lead fouling or you need to lubricate the bore of your blackpowder rifle the Pro-Shot Brass Core Bore Cleaning Mop is an incredibly useful tool to have in your range bag at all times. Specifications for Pro-Shot Bore Mop: Manufacturer: Pro-Shot Gun Model: Universal Package Contents: Pro-Shot Bore Mop The Pro-Shot Bore Mop .20/.204 Calibers 20MPR is a quality addition to the Pro-Shot lineup. For more great deals on Gun Bore Mops by Pro-Shot please browse our Pro-Shot Gun Cleaning Kits page. What firearm models does the manufacturer say Pro-Shot Bore Mop is compatible with? The manufacturer suggests that Pro-Shot Bore Mop is compatible with UniversalPro-Shot MP22-CS: .22 Cal Cotton Bore Mop Pack of 12