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Lock Replacement Parts Comparison - September 2025
| 1 Best Choice  9.9Exceptional | 2 Best Value  9.7Exceptional |
| View DealOn Amazon | View DealOn Amazon |
ModelSchlage 40-251 Tri-Option Deadlatch | Model Prime-Line E 2103 Cylinder Lock, 1-1/4 In., Schlage Shaped Keys (Single Pack) |
BrandSCHLAGE | Brand PRIME-LINE |
Reviews | Reviews |
Available On   | Available On |
Our Top 2 Picks
Here are the top 2 recommended products with more information to help you find the right product for you
9.9
1
SCHLAGESchlage 40-251 Tri-Option Deadlatch
Main highlights- The product is tpl option deadlatch
- The product is manufactured in china
- Replacement springlatch for interior doors
- Replacement springlatch for interior doors
- Includes square corner, round corner, and circular drive in
- Includes square corner, round corner, and circular drive in
- Fits 2-3/8" or 2-3/4" backsets
- Fits 2-3/8" or 2-3/4" backsets
- Easy and simple use kit
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9.7
2PRIME-LINE36% Off
Prime-Line E 2103 Cylinder Lock, 1-1/4 In., Schlage Shaped Keys (Single Pack)
Main highlights- Solid brass housing with a chrome face and Schlage shaped keys
- Please refer to the line art drawing for dimensions and compare with your needs before ordering
- Hardened break away tailpiece may need to be trimmed to fit your door
- Cylinder length 1-1/4 inch with hardened break away tail piece (may need to be trimmed to fit your lock)
- 5-Pin tumbler lock. Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
