Real Avid Gun Boss, Multi-Kit, Home and Field Double Duty Professional Gun Cleaning, Fits .357, .38, and 9mm Handguns AVGBMK9MM
Specifications:

Type
Size
Pieces
Bristle Type
Length
Includes
Tip Features
Thread Pattern
Case Material	Plastic Box
Caliber or Gauge
Bore Diameter Start
Bore Diameter End