M16-2.0 x 55 mm Hex Head Bolt Partially Threaded DIN 931, Class 8.8, Plain Finish (no rust protection)
BCA726-645
https://www.fastenermart.com/mm5/graphics/00000001/DIN931.gif
21.51
122.05
2
21.51
25.00
pcs
122.05
200.00
pcs

DIN 931 Specifications