All Aluminum Trailer, Made in Montana! 3500# ez lube Torsion axle, 15' radial tires, aluminum wheels, ramp door w/ spring assist, side rv latch man door, additional height, 16' o.c. floor, wall, & ceiling, one piece aluminum roof, full length recessed tie down track, 10' box + v-nose, side flow air vents, 3/4 floor & 3/8 walls.