I've searched the forum & looked at different threads on this subject, but what I have found hasn't convinced me one way or the other as to whose belts are the best. Here are four that I have found. Any and all input is appreciated.

1968-1970 Mopar B Body 3-Pt Seat Belt Kit, Bucket
Auto Replacement Seat Belts
3 Point Retractable Lap & Shoulder Seatbelts
Dodge Replacement Seat Belts - SeatbeltPlanet | Replacement Seat Belts

1968-1970 Mopar B Body 3-Pt Seat Belt Kit, Bucket
Auto Replacement Seat Belts
3 Point Retractable Lap & Shoulder Seatbelts
Dodge Replacement Seat Belts - SeatbeltPlanet | Replacement Seat Belts