TLDR Review: Prime-Line U 9888 Door Lock
Verdict
The Prime-Line U 9888 Flip Action Door Lock stands out with its ease of installation and effectiveness in enhancing child safety, particularly praised by a former Disney World security chief. However, some users have noted issues with the grooves not being deep enough, causing the lock to slip occasionally. Overall, it's a cost-effective solution for preventing unauthorized access, especially from curious little ones or for securing slide-out drawers.
- Top pro:
- Easy installation with just a couple of screws required.
- Top con:
- The lock easily slips out of grooves, especially when the door is pushed from the outside.
Pros
- •Easy installation with just a couple of screws required.
- •The flip action door lock meets expectations and fulfills specific needs.
- •The design is flat when closed, minimizing the risk of injury in tight spaces.
- •Effectively enhances child safety compared to previous childproof options.
- •Suitable for preventing access for curious children and effective in locking slide-out drawers.
- •Provides a cost-effective solution without needing expensive repairs.
- •The finish has a professional appearance, perfectly matching gloss door facing.
- •Effective flip-lock design provides reliable security.
Cons
- •The lock easily slips out of grooves, especially when the door is pushed from the outside.
- •Design is considered poor by some; rated the worst among various locks tried over the years.
- •The grooves are not deep enough to securely hold the lock in place.
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How we researched this
About this review: it summarizes the professional reviews and customer ratings ShopSavvy collected for this product, alongside prices from 1 retailer in ShopSavvy's price data, most recently seen Jun 10, 2026.
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