A joining arrangement having at least one engaging member (3, 49), a screw threaded shaft (2) passing through the engaging member at least one nut (7) threadably engaging the shaft, a gear member (9), a pivot locator (14) on the engaging member such that a shaft (10) with a second gear member (12) may inter engage with the pivot locater while having the said second gear member adapted to interengage with the said first gear member whereby to facilitate a tightening of the joining arrangement.
