This enables your ZEAL(R) Pro MTB cover to ship with a modification to the front wheel section, enabling it to be used with the VelociRAX® and ALTA Racks®. You will be required to cut through the neoprene in the appropriate wheel section based on the needs / size of your front wheel. These are new covers that have been removed from the packaging, modified to accommodate the VelociRAX® and ALTA Racks®front wheel securing straps.