MODEXO Hardware's Cylinder Style Back-to-Back Knob with a plastic sleeve is a traditional style shower door knob handle perfect for sliding shower door installations. This durable and easy to use knob is sure to delight customers. 3/4" diameter (19mm).
Glass Thickness Range: 1/4" to 1/2" (6 to 12 mm)
Hole Required: 3/8" to 1/2" (10 or 12 mm)