Laser Ammo Safety Pipe, Long, 9MSP-L

5in to 4.8 inches (8.89 cm till 12.19 cm). IMPORTANT: A safety pipe (short or long depending on barrel length) should be used with all pistol caliber adapter rings: .40S&W 45ACP 45GAP and 357sig. You do not need a safety pipe for revolvers and shotguns. Rifles have their own designated size pipe.