GenTran 10/3 30 Amp RV NEMA L5-30 Plug to 4-Prong NEMA 1450 50 Amp Receptacle Generator Adapter RJBA10302-1450R (Discontinued by Manufacturer) GenTran RV adapter connects to a box with a 50-amp 4-prong NEMA 1450 receptacle for RV applications Works with parallel power kit model 73131A Includes a 30 amp locking NEMA TT-30 plug and a 24-inch piece of 10/3 cord Made with UL Listed components Weighs 3 pounds; model RJBA10302-1450R