Round Lock 9800 SS-ET

BTC Heavy Duty Cylindrical Entrance Door Knob Lock (Model: BTC-9800ss-ET)

This is a Heavy Duty Cylindrical Entrance Door Knob Lock from BTC Hardware, designed for secure and reliable use on both residential and commercial doors. The product is a classic, round-style doorknob set that offers a blend of durability, security, and a clean, modern aesthetic.

Key Features and Specifications:

• Product Type: Heavy Duty Cylindrical Entrance Lock/Door Knob.

• Model Number: The specific model appears to be BTC-9800ss-ET.

• Security: As an "Entrance" lock, it includes a keyed cylinder on the exterior knob and a turn/push button lock on the interior knob, providing enhanced security for main doors or rooms requiring restricted access.

• Material and Construction:

  • Stainless Steel (SS) Components: The primary construction and trim are made from Stainless Steel (SS) for excellent resistance to corrosion, rust, and wear, ensuring long-lasting performance.

  • Specific Grades: The components utilize a combination of stainless steel grades, likely including 201 and 430. The 201 grade is commonly used for its strength and corrosion resistance in general indoor applications, while 430 is a popular, durable grade often used for door hardware.

• Finish: The visible finish is a Brushed metal, which is a popular, matte, and contemporary look. The brushed finish is excellent for hiding fingerprints and minor scratches, maintaining a clean appearance over time.

• Design & Size:

  • Type: Round (Ball) style knob.

  • High-Side Cap: Features an 80mm High-side cap, which likely refers to the larger, exposed plate or rosette on the assembly, providing a robust and aesthetic backing.

  • Latch/Backset: The reference to a size of "80mm" may indicate the latch size or backset measurement, which specifies the distance from the edge of the door to the center of the doorknob.