Spirit Airlines is introducing “pre-reclined” seats that do not adjust. Brice Seating’s new pre-reclined B3100 Featherweight Super Light seat design has a greater recline built into the design. The lightweight seat means greater fuel efficiency, which is better for the environment and reduces costs. It is more than 30 percent lighter in weight than other seats. The 178 seats on Spirit’s A320 weigh less than 145 seats on its A319. Fewer moving mechanisms mean less maintenance and fewer...