The FR-1 Magnetized Cant Detection Level (CDL) can be attached/removed instantly and allows shooters to confirm that the system is level before the shot is taken. It attaches via 6.75 LB pull force Neodymium magnet in one of locations according to the shooter's preference, and is completely ambidextrous. When not in use, the CDL can be stored in the stowaway compartment in the fire control mount. The CDL is machined out of 6061 T6 aluminum Mil Spec Type III anodized Teflon impregnated. Features of the FR-1 Magnetized Cant Detection Level: Allows shooters to confirm that the system is level before the shot is takenAttaches via 6.75 LB pull force Neodymium magnetCan be stored in the stowaway compartment in the fire control mount when not in useMachined out of 6061 T6 aluminum Mil Spec Type III anodized Teflon impregnated American Precision Arms FR-1 Magnetized Cant Detection Level FR1CDLEV