made of brass, with fastening bolt 70 mm, non-rusting stainless steel.
16667: with 8 mm triangular
11056: with 15 mm triangular
The suitable socket spanner DIN 22417A can be found in the AMF catalogue "Hand Tools" or you can order it directly using the order no. 44362 (suitable for 16667) or order no. 44396 (suitable for 11056).