Discovery Aero-Lite XL 7.5x29ft Aluminum Enclosed Snowmobile Trailer with 7ft Interior, 3500# Axles, Blackout Trim and Two-Tone Alumi-Tec Exterior Upgrade! 7.5W Frame .080 Alumi-Tec Screwless Exterior* Two-Tone Exterior* Blackout Trim* 3500# Spring Axles w/4” Drop ST205/75R15” Radial Tires on Aluminum W ...