Two Tone Simulated Bullet Casing 12 Gauge with Rhinestone Center Accents Wire Bangle Bracelet Station 12 GA AA 38 SPL Two Tone Simulated Bullet Casing 12 Gauge Wire Bangle Bracelet With Rhinestone Center Accents Largest Casing diameter is Approximately 0.8 inch Approx 2.5" inner diameter, Packaged in White Gift Box Ruler in the Photo is to Help Illustrate the Size and is Not Included.