Cylindrical Knob Lock T5871SS-ET
•Model :T5871SS-ET
• Door Type: Wooden Door
• Door Thickness: 35mm – 50mm
• Backset: 60mm / 70mm interchangeable
• Material: 430S/S, 201S/S, 304S/S optional
• Finishes: 6 popular plating colors
• Key: 3pcs/set (Iron key / Brass key optional)
• Usage: Interior & Exterior Door
• Service: OEM Logo, size & packaging customization available
Description
T5871SS-ET Cylindrical Knob Lock for Wholesale & Construction Projects
Our T5871SS-ET cylindrical knob lock is a practical and durable door lock solution specially made for global hardware wholesalers, residential estate projects, hotel renovation and commercial building bulk orders.
Designed per ANSI Grade 3 daily security standard, this wooden door knob lock balances basic safety performance and decorative appearance. It is widely suitable for indoor private rooms, walkway doors and outdoor entrance wooden doors.
One of the biggest advantages for B2B buyers is its high compatibility. The lock fits standard tubular and cylindrical door holes, supporting both 60mm and 70mm backset. It matches most wooden door sizes from different countries, greatly reducing on-site installation modification troubles for construction teams.
We provide 6 classic and market-proven surface finishes: Satin Stainless Steel, Antique Brass Copper, Antique Brass, Polished Brass, Matt Black and Chromed. Multiple color options help distributors enrich their product lines and match different interior decoration styles for engineering projects.
We supply three grades of stainless steel materials including 430S/S, 201S/S and 304S/S. Buyers can select different materials according to local climate, market positioning and customer budget, avoiding unnecessary cost waste or quality mismatch.
Easy installation and replacement is another core feature. No complicated tools are required for installation, which saves labor time and construction cost for bulk project orders. Each lock set is delivered with 3 keys, with iron key and brass key optional for different market demands.
Product Features
• 6 optional surface finishes for diverse decoration styles
• Simple installation and direct old lock replacement
• Dual use for interior and exterior wooden entrances
• Compatible with standard tubular and cylindrical door structure
• Multiple stainless steel material grades for market customization
• Adjustable 60/70mm backset for wide door thickness adaption
Bulk OEM Service
With 16 years of door lock manufacturing experience, we support flexible OEM customization for all T5871SS-ET bulk orders, including custom laser logo, exclusive packaging and minor size adjustment. We keep stable batch workmanship to help long-term buyers maintain good local market reputation and reduce after-sales problems.
If you are looking for stable-quality cylindrical knob locks for wholesale or upcoming construction projects, feel free to contact us for a tailored factory bulk quotation.




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