Used 2018 KZ Connect 251RK Travel Trailer This Pre-Owned 2018 KZ Connect 251RK is a rear kitchen travel trailer, approximately 29'9" long, with a dry weight around 5,180 lbs (UVW), sleeping 5-6, featuring one slide-out for a jiffy sofa, a 40-gallon fresh water tank, and standard amenities like a 13.5k BTU A/C, 6-gallon water heater, and power awning, designed to be half-ton towable