Connection member for connecting bicycle rack and extention tube connected to vehicles

摘要

A connection member is connected to a bicycle rack at an engaging plate on a top of the connection member and a through hole is defined through the connection plate. A polygonal wall extends from a side of the connection member and encloses the through hole. A rectangular extension tube is connected to a vehicle and is inserted through the through hole. Bolts extend through the polygonal wall and are engaged with the extension tube.