Abdominal / Back Extension

# Adjustable positions on all machines to accomodate all users to ensure correct biomechanical function. Adjustments are made with heavy duty spring loaded pull pin knobs. # Weight stacks are adjusted with tethered, magnetic selector pins that extend through the entire weight stack. # Cables are 3/16" thick 4800 lb. test military spec galvanized oil impregnated air craft cable finished with a tough nylon coating ¼" thick. # Manaual tension adjusters on every machine for the cable adjustments. # Weight stack plates are solid steel machined precisely to correct weight. # Weight stack is accessible from a seated position. # Performance Plus placards used to preform correct usage for each machine along with anatomical highlights to show which muscle groups are being worked. # Each machine is made with a lower starting weight stack and has counter balanced arms when needed.