16’ Aluminum Bumper Pull Stock Trailer Model 8107-0016. This trailer is 6’7” wide. This innovative design eliminates wheel wells that cut into the trailer, ensuring a better fit for your livestock. The 8107 also features an aerodynamic nose, along with several standard features that other manufacturers only offer as options. It has a full swing rear gate with a lockable slider, while the full swing center gate features a slam latch. The Model 8107 comes with “wave” style aluminum sides and 2 air spaces with plexiglass track. The floor is non skid extruded aluminum. The axles are Long Lasting Rubber torsion which makes the trailer ride smooth for the livestock and occupants inside the tow vehicle.