A scraper system for a conveyor belt , having - a system carrier , - at least one scraper module , attached to the system carrier, having a scraper element for abutting against the conveyor belt , - a holding device for the system carrier having at least one attachment part for stationary attachment relative to a belt scaffold of the conveyor belt , a holding element for attaching the system carrier to the attachment part and a supporting element on the attachment part , - wherein the holding element is coupled to the system carrier via a tensioning arrangement , by means of which the system carrier can be acted upon with a torque about its longitudinal axis, - and wherein the holding element is detachably connected to the attachment part , such that - in an operative position, in which the holding element is connected to the attachment part , the system carrier is held on the attachment part via the holding element , - and in a assembly arrangement, in which the holding element is detached from the attachment part , the system carrier , having the scraper module and the holding element , can be extracted in the longitudinal direction of the system carrier in an extracted position such that when the system carrier is extracted, the scraper module passes the attachment part , - wherein, in the extracted position, the supporting element supports the system carrier . - a system carrier , - at least one scraper module , attached to the system carrier, having a scraper element for abutting against the conveyor belt , - a holding device for the system carrier having at least one attachment part for stationary attachment relative to a belt scaffold of the conveyor belt , a holding element for attaching the system carrier to the attachment part and a supporting element on the attachment part , - wherein the holding element is coupled to the system carrier via a tensioning arrangement , by means of which the system carrier can be acted upon with a torque about its longitudinal axis, - and wherein the holding element is detachably connected to the attachment part , such that - in an operative position, in which the holding element is connected to the attachment part , the system carrier is held on the attachment part via the holding element , - and in a assembly arrangement, in which the holding element is detached from the attachment part , the system carrier , having the scraper module and the holding element , can be extracted in the longitudinal direction of the system carrier in an extracted position such that when the system carrier is extracted, the scraper module passes the attachment part , - wherein, in the extracted position, the supporting element supports the system carrier . - in an operative position, in which the holding element is connected to the attachment part , the system carrier is held on the attachment part via the holding element , - and in a assembly arrangement, in which the holding element is detached from the attachment part , the system carrier , having the scraper module and the holding element , can be extracted in the longitudinal direction of the system carrier in an extracted position such that when the system carrier is extracted, the scraper module passes the attachment part , - wherein, in the extracted position, the supporting element supports the system carrier . <EOS>