The Stratus AR PLATE replaces the OME plate on the AR-15 platform. Patented low profile knuckle design fits into our belt unit where you can securely place your weapon on your hip & be hands free with or without a strap attached. Rapid deployment. Reduces fatigue. Does not interfere w shooting or operation of weapon. CNC machined from a solid block T6 aluminum for superior strength & exact fit. QD port ready allows pin to rotate 360 degrees, reducing sling twist. NOTE: THE BUFFER TUBE PLATE WORKS IN CONJUNCTION WITH THE ORIGINAL STRATUS SUPPORT SYSTEMS' BELT RECEIVER HOLSTER & THE GEN2 HOLSTER. AR Plate may not work on folding stocks. Lifetime Warranty All Stratus products are guaranteed against breakage or we replace it free of charge.