Thank you for your interest in our tools. You buy without risk from the dealer and receive an invoice with VAT shown. If, despite our careful examination, something is wrong with the goods, we ask you to contact us. There is always a solution. We offer the following immediately available professional accessories: 1 x threaded ring (depending on availability in black or silver) + 1 x bearing bush Own brand Kraftfeld High quality and accuracy of fit! Suitable for Bosch drill and demolition hammer GSH 10 C, GSH 11 E GBH 10 DC, GBH 11 DE You can find the right ball bearing on ebay item no. 132332101050 The naming of the brands for the accessories and spare parts business is based on § 23 MarkenG and does not designate the manufacturer of the goods offered.