Manufacturing Hull Trailers brand trailers We build everything we sell. We have been in the trailer manufacturing business since 1993. Our specialty is the MT and ET series of Manual Tiltbed and Electric Titlbed car trailers, in available lengths 18', 20', 22', 24' and weight ratings of 7000#, 9990#, and 14000# GVWR. We are registered with SAE International and have a 3 position WMI code assignment registered with the NHTSA. This is a small family business that keeps it very personal but professional. Give us a call or visit our web site hulltrailers.com.