Cutaway Carl-F Euro Cylinder with 6 extra Spool Pins.
This lock has been cutaway to allow you to see the springs and pins move when you hold the lock in your Left Hand and the lock pick in your Right Hand.
Also included are SIX SPOOL PINS .
To gain access to the springs and pins you simply need to remove the grub screw from the bottom of the pin stack using the Allen Key which is included with the lock and extra pins.