1-3/4" Backset Customizable Wilshire Thumbturn Privacy Bolt

Thumbturn Privacy Bolt – 1-3/4" Backset for Narrow Stile Doors
Classic Wilshire Rosette | Solid Brass Construction

Designed specifically for narrow stile doors, this thumbturn privacy bolt offers a compact, reliable locking solution with timeless appeal. The 1-3/4" backset makes it ideal for doors where space is limited but design integrity matters.

To lock, turn the interior thumbturn. To unlock, turn it back. In an emergency, the bolt can be released from the outside using the included coin-release mechanism.

Design Details

• Rosette Style: Wilshire – rectangular with a stepped edge for a refined, traditional profile

• Thumbturn Style Shown: Rectangular Step – rectangular shape with a step at the edge, complementing the Wilshire rosette beautifully

Other Available Thumbturn Styles

• Arched Step – rounded with stepped detailing for a softer, transitional look

• Arched – smooth, modern half-moon shape

• Rectangular – clean and contemporary with straight lines

Finish Shown: Pewter

Available Trim Finishes:
Polished Brass Lifetime, Satin Brass, French Antique, Oil-Rubbed Bronze, Polished Nickel Lifetime, Satin Nickel, Pewter, Flat Black, Polished Chrome, and Polished Brass Unlacquered (which develops a natural patina over time)

Mortise Bolt Finishes:
Polished Brass, Oil-Rubbed Bronze, Flat Black, Satin Stainless Steel – we’ll provide the closest match to your selected trim finish

Specifications

• Door Thickness: 1-3/8" to 2-3/4" (Call for thinner doors)

• Mortise Size (edge of door): 5/8" W x 1-1/4" H x 2-5/16" D

• Bore Size (through door face): 5/8"

• Faceplate: 2-1/4" H x 5/8" W

• Strikeplate: 2-3/4" H x 7/8" W

• Wilshire Rosette: 1-3/4" H x 1-1/2" W x 1/4" D

Set Includes

Interior rosette with thumbturn, exterior rosette with coin release, mortise bolt, mortise bolt hub, mortise bolt faceplate, strikeplate, emergency release coin, and matching screws.

Other Styles

Our 1-3/4" backset thumbturn privacy bolts are available in with disk, square, watford, and wilshire rosettes with choice of thumbturn and in pre-configured classic and modern styles.

Need help choosing a finish or thumbturn style?
Call us at 215-247-0945. We’re always happy to assist.