The 27657 series is designed from steel material, and has a galvanized surface finish.
The angle bracket provides a varying weight of 0.008 kg, 0.03 kg, 0.033 kg, 0.04 kg, 0.009 kg, 0.014 kg, 0.031 kg, and 0.037 kg.
In addition, it features a strength range of 180 N, 500 N, 800 N, 1200 N, and 180 N among others.