Abstract: A quick disconnect apparatus is disclosed. The quick disconnect apparatus includes a base member, a rail clamp member and a rail clamp adjustment device. The base member includes at least one passage. The rail clamp member includes a support bar receiving passage. The rail clamp member is movably-coupled to the base member. The rail clamp adjustment device is coupled to at least one of the base member and rail clamp member. The rail clamp adjustment device includes a pivot pin, a cam member including at least one offset passage and a support bar including a pivot-pin receiving passage. The support bar is inserted through the support bar receiving passage of the rail clamp member and a passage of the at least one passage of the base member to movably-couple the rail clamp member with the base member. The pivot pin is inserted through the at least one offset passage of the cam member and the pivot-pin receiving passage of the support bar to rotatably-couple the cam member relative the support bar.

Abstract: A hand guard rail system is fastened to a firearm having a barrel and a barrel nut, with the hand guard rail aligned to the top rail of the firearm. The hand guard rail system includes a hand guard and a sleeve fitted into the hand guard. The sleeve and the hand guard are fastened to the barrel nut, thereby aligning the hand guard to the firearm.

Abstract: A firearm target illumination implement is disclosed. The firearm target illumination implement includes a body that is adapted for removable-attachment to a barrel of a firearm. According to an embodiment, the firearm target illumination implement includes an illumination device disposed in the body and a plurality of illumination device actuators ambidextrously-arranged on the body to provide control of on/off switching and focusing of light emitted from the illumination device. According to an embodiment, the firearm target illumination implement includes a mounting plate that is removably-secured to the body, at least one fastener that passes through the mounting plate and into the body, and a portion of the at least one fastener that provides tactile feedback to an operator when the at least one fastener is moved by the operator from a first position to a second position.