1 5/8" (41mm)

Each “bullet hole” eyelet has ⅜” wearable surface and a flared front with an included silicone o-ring for the back. Clear crystal, honey, and ruby colors are made from borosilicate glass, while ocean, emerald, cobalt, and black are made from soda-lime glass. Priced and sold per piece. For a pair, select a quantity of 2.