Model and MPN: 2608570085 (2 608 570 085). Type: Collet and Locking Nut Assembly (Lot of 8 Pieces). Application: Compatible with Bosch GGS 27, GGS 27 C, GGS 27 L, GGS 27 LC, GGS 7 C, GGS 1212, and GWG 12V-50 S.
eBay