Bernette b62 Airlock Thread Coverstitch Machine with 4 Cover Stitches, 3 Chain Stitches, Easy Jet Air Threading, Knee Lift, Swingout Foot, Ext Table

Knee Lifter Use the included knee lifter to position the fabric comfortably under the presser food with both hands. Simply push the knee lifter to the right with your knee and the presser foot is lowered or temporarily raised.