CRL Matte Black Cylinder Back-to-Back Glass Shower Door Knob Pair

• Solid brass material
• Requires a 3/8" to 1/2" (10 to 12 mm) hole
• Fits 1/4" to 1/2" (6 to 12 mm) thick glass
• Back-to-back knob (without protective plastic sleeve)
• Use monolithic tempered glass

Our CRL Cylinder Style Knob (SKU: SDK112MBL) brings simple, modern elegance to frameless shower enclosures. The sleek cylindrical design is a low-profile, functional choice that preserves the clean look of an all-glass door. Available as a Plastic Sleeve Model for sliding bypass shower doors to protect the knob surface, or as a back-to-back style without a sleeve. Knob diameter: 3/4" (19 mm); projection from glass: 1-1/4" (32 mm). Single-sided end cap projects 5/32" (4 mm). Requires a 3/8" to 1/2" (10 to 12 mm) hole in glass for installation. Stocked in 11 finishes, with custom finishes available on request.

SPECIFICATIONS:
Material: Solid Brass
Available Finishes: Brass, Chrome, Satin Brass, Satin Chrome (Matte), Brushed Satin Chrome, Brushed Nickel, Polished Nickel, Oil Rubbed Bronze, Brushed Bronze, Antique Brass, White
Glass Thickness Range: 1/4" to 1/2" (6 to 12 mm)
Hole Required: 3/8" to 1/2" (10 or 12 mm)

Key differentiators: solid brass construction for durability and corrosion resistance, low-profile cylinder design to complement frameless glass doors, and a protective plastic sleeve option for sliding bypass applications—ideal for bathroom remodels or new frameless shower installations.

Shopping tip: Specify monolithic tempered glass and confirm hole size before ordering.

Order SDK112MBL today to upgrade your frameless shower with a durable, elegant brass cylinder knob.