For schematic location 11 only. This Accessory is Designed to Fit the Following2019 Pro RMK 800 155 3in, 2019 Pro RMK 800 163 3in, 2019 RMK Assault 800 155in, 2019 Pro RMK 850 155in, 2017 Pro RMK 600 155in, 2017 Pro RMK 800 155in, 2021 850 AXYS PRO-RMK 155 155 3" INTL , 2021 850 AXYS PRO-RMK 163 165 INTL ALL OPTIONS ,