An adjustable locking assembly, including a strap lock including a clamping element, a locking strap including a first end connected to the strap lock and a second end connected to a locking pin, and a pin locking element including a pivoting latch, the pivoting latch including a channel arranged to receive the locking pin, wherein in a locked position, the locking pin is secured in the channel and the pivoting latch is pivoted away from the strap lock, and in an unlocked position, the locking strap is freely movable.