When it comes to sewing lapped and flat-felled seams in heavy fabrics, Lap Seam Foot #71 is your dependable partner. Use it to sew two-step flat-felled seams on jeans or sportswear  simply by sewing the layers wrong sides together. A channel on the left of the presser foot tip holds the turned-under fabric in place for the second line of stitching. By using Lap Seam Foot #71 both raw edges are encased in the seam, making this presser foot suitable for sewng reversible items of clothing. Compatible with the Bernina models below: 125, 125 S, 130, 135, 135 S, 140, 145, 145 S , 150, 153, 153 QE, 155, 160, 163, 165, 170, 180, 185, 200, 210, 220, 230, 230 PE, 240, 430, 435, 440 QE, 450, 630, 640, 730 B 215, B 325, B 330, B 335,B 435, B 475 QE, B 480, B 350 PE, B 380, B 530, B 535,B 540, B 550 QE, B 555, B 560,B 570 QE/QEE, B 590, B 580, B 710, B 720, B 740, B 750 QE, B 770 QE/QEE, B 780, B 790, B 790 PLUS, B 820 QE, B 830, B 880, B 880 PLUS