Vehicle trailer with engagement arm assemblies

A vehicle trailer mounted bin system including:

• a vehicle trailer displaying a draw assembly for engagement with a vehicle and a chassis associated with the draw assembly where said chassis is mounted on at least a pair of wheels;
• at least a pair of spaced apart side rails, each side rail mounting an engagement arm assembly where each engagement arm assembly incudes a pair of engagement arm assemblies, one engagement arm assembly on either lateral side of the vehicle trailer;
• one engagement arm assembly on either lateral side of the vehicle trailer;
• an elongate rigid arm mounting an elongate engagement key;
• a first length adjustable arm associated with the elongate engagement key
• an object having an engagement arm assembly on either lateral side thereof, each having an elongate keyway to receive the respective elongate engagement key therein during loading of the bin on the trailer;
• wherein the elongate rigid arm can be raised and lowered to load and unload said bin relative to the trailer and said elongate engagement key can be pivoted to tip said object mounted relative to the trailer, and
• wherein an opening is provided through said elongate engagement key and a portion of said elongate keyway in order to accept a locking pin.