"My see through lock came very quickly, very impressed with quality."verified buyer, 06/14/2023
Clear Double-Sided Training Lock - Single Pin Picking Practice
FREE UK Delivery
FREE UK Delivery
FREE UK delivery within 4 - 6 days on all orders over £20, upgradeable to 2 - 3 days. All our orders are packaged discreetly for your convenience and dispatched the same working day for orders placed before 4pm.
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Clear Double-Sided Training Lock - Single Pin Picking Practice is backordered and will ship as soon as it is back in stock.
FREE Beginner Lock Pick Guide
FREE Beginner Lock Pick Guide
Our short 30-page How to Pick Locks PDF online guide will be sent to you free after you purchase any lock pick set.
We do have 2 amazing real book upgrades customers love:
1. Illustrated 60 page Lock Picking Glossy Guide Booklet
2. Definitive 180 page Full Colour Visual Guide Book for all Lock Pickers
About This Item
About This Item
Description
Description
Two clear practice sides for building repeatable picking feel
This clear double-sided training lock gives learners more practice value in one compact trainer. The clear body lets you see how pins respond while the two-sided format gives you more than one route to repeat and compare.

"Good quality and well presented."verified buyer, 07/22/2020
"Had fun opening this and my children enjoyed it too."verified buyer, 04/08/2023
Buy this when one clear lock feels too narrow
Repetition is what turns a first open into skill. A double-sided trainer gives you extra practice without immediately moving into a full progressive set, making it useful for beginners who want more variety on a small bench.
More repetition
Switch sides and compare feedback without needing several separate locks.
Visual learning
See what the pick is doing while the lock teaches tension and lift.
Single-pin focus
Use it to slow down and practise controlled lifting instead of only raking.

How to build skill with both sides
Open one side three times in a row, then switch sides. If the second side feels different, slow down and map which chamber binds first before changing tools.
- Use the same hook on both sides first.
- Practise light tension until pins move freely.
- Repeat without watching once you know the motion.
Helpful next step: clear acrylic practice lock.
What to know before you choose
| Brand | UKBumpKeys |
| Product type | Clear double-sided training lock |
| Training focus | Single-pin picking practice |
| Format | Two-sided clear practice lock |
| Best buyer | Beginner and early improver |
Use lock picking and entry tools responsibly, only on locks you own or have permission to work on, and check local laws before buying.
Quick answers
Why double-sided?
It gives more practice variation in one trainer while staying beginner friendly.
Is it only for single-pin picking?
That is the best use, though learners can still test gentle raking to understand movement.
Should I start here or with a padlock?
Either can work. Choose this if you want a cylinder-style trainer with two practice sides.
What comes next?
Move to a progressive lock set or a metal cutaway when you want less visual help.
Add more visible repetition to your practice bench
The double-sided trainer is a compact way to repeat, compare, and understand pin feedback from more than one side.
Payment & Security
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