Dangerfield Repinnable Practice Lock Kit + Pins, Springs, Stoppers, Hex Allen Key
Dangerfield Repinnable Practice Lock Kit + Pins, Springs, Stoppers, Hex Allen Key
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One practice lock that keeps getting harder as you get better
Most practice locks teach you one thing: how to open that exact lock. After a dozen clean opens there is nothing left to feel. This repinnable mortise lock is different. Back out the grub screws with the hex key, swap the pin stacks, and you have a fresh puzzle in minutes. Start with a single pin, build up the chambers, then drop in spool and serrated security pins when your hands are ready.
A complete repinning kit, not just a lock
Everything you need to take the lock apart, change the lesson, and put it back together comes in one box. There is nothing extra to buy before your first session.
- The mortise practice cylinder, a genuine door-lock body you can pick over and over.
- 30+ pins: standard key pins plus spool and serrated security pins.
- Springs and stoppers to rebuild any chamber exactly how you want it.
- The hex Allen key that opens the lock for repinning.
Change the lock, not your whole bench
Loosen the grub screws with the supplied hex key, lift out the pin stacks, and load the chambers you want. Screw it back down and the same lock behaves like a brand new one.
Write down each setup before you change it. Add one new thing at a time, a fresh chamber, a spool, a serrated pin, or lighter tension, so you always know which change moved the feedback.
Start with one pin and earn the next
Aim for clean feedback over fast opens. The lock rewards patience and punishes heavy hands, which is exactly the habit good picking needs.
Built to keep teaching long after the first open
Truly repinnable
Grub screws and a hex key, not glue or rivets. Rebuild it as often as you like.
30+ pins included
Standard, spool and serrated. More pin stock than most practice kits ship with.
Real mortise format
A genuine door-lock cylinder, so the bench session feels like the real thing.
Endless combinations
Mix the chambers and pin types for practice setups you will not run out of.
What to know before you buy
| Brand | Dangerfield |
| Type | Repinnable mortise practice lock kit |
| Format | Mortise cylinder, a real door-lock body |
| In the box | Practice lock, 30+ pins (standard, spool, serrated), springs, stoppers, hex Allen key |
| Repinning | Grub screws, opened with the included hex key |
| Pin count | 30+ pins |
| Best for | Progressive pinning and security-pin feedback |
Build the setup around the lock
Tension Tool Set
Tension is the conversation. A few tensioner styles let the lock tell you what it is doing.
Dangerfield Praxis Set
Hooks, rakes and both gauges in one leather wallet when you want the full pick set.
Dangerfield Serenity Picks
A refined 301 stainless set for cleaner single-pin work as your feel sharpens.
Beginners Visual Guide
170+ pages and 200+ illustrations to connect what you feel with what the pins are doing.
Quick answers from the LockPickWorld bench
How do I repin the lock?
It is a quick strip-down. The hex key releases the chambers, you change the pins and springs, then close it back up. The first rebuild takes a few minutes, the rest are faster.
Why this over a clear practice lock?
A see-through lock shows the pins but never changes. This one keeps them hidden and lets you rebuild the challenge, so you train feel instead of memorising one setup. For a first look inside, pair it with the visual guide.
Is it friendly if I am just starting?
Yes. Load one or two standard pins, use light tension, and treat each session as one lesson. Add difficulty only when a setup opens for you every time.
When do I add spool and serrated pins?
Once standard pinnings open cleanly. Security pins teach counter-rotation and false sets, the same tricks you meet on better real-world locks.
Buy one lock, keep a hundred lessons
Repinning turns a single cylinder into a beginner trainer, a security-pin workshop and a long-term bench companion. Load it light, take your time, and let the feedback do the teaching.
