T7 is pretty much different from all the other locks. Nevertheless I am sure that a creative puzzler will have lots of fun with it. Manufactured from Brass and Stainless Steel it weights almost 1100 gram.
Release Date: 2012
Material: Brass/Stainless Steel
Dimension: 12.6 x 6.3 x 2.8 cm
Weight: almost 1100 g