With the sewing unit class 2172-5 - for attaching the pocekt bag to hind trousers - you will have an essential quality improvement. With a fullness bar you can reach an excellent regular and reproducible fullness distribution in the pocekt gab above your hind trousers pockets.The vacuum equipment allows you to work more quick and it makes the positioning of work pieces much easier. The sizes will be recognized by photocell scanning. You also can attach the front pocket bags - just switch off the fullness bar.Performance:approx. 2.000 - 2.200 pockets in 480 min.