Force USA MyRack Knee Holder For Lat AttachmentThe Force USA MyRack Knee Holder is a must have attachment if you have added the Lat Pulldown option to your MyRack. The Knee Holder can be attached to the MyRack Pin & Pipe saftey. Simply by connecting the Knee Holder to these on either side of the rack, you can perfom lat pulldowns whilst bracing your knees securely under the foam padding. This is especially helpful when you are pulling heavier loads. This particular attachment is for the Force USA