Material:
The cage is made of Placstic.
The whole set includes:
1. One cage.
2. Five rings.
3.Four Loking pins and spacers.
4.Five individually numbered plastic locks.
5.One brass padlock with two keys.
Weight:
net weight about 110g/155g
Size:
Cage size: detail in the picture
Ring size:
5 different inside diameter about 1.38''/1.50''/1.69''/1.81''/1.93''(35mm/38mm/43mm/46mm/49mm).